Active TxDOT Precertified Firms


Active Precertified Firms - Sorted by Firm Name

Active Precertified Firm Page Links ( Updated March 23, 2017 at 9:00:04 P.M. )
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Renewal Status JANUARY 5, 2017 ( ACTIVE )
Firm Name CRONCH SPECIALTY INSPECTION, LLC
Mailing Address 5608 CLYDE LANE
AUSTIN, TX 78754
Firm Phone (512)468-7128

Areas of Certification
6.1.1 ROUTINE BRIDGE INSPECTION
12.2.1 PLANT INSPECTION AND TESTING



Renewal Status JANUARY 13, 2017 ( ACTIVE )
Firm Name CROUCH ENVIRONMENTAL SERVICES, INC.
Mailing Address 402 TEETSHORN STREET
HOUSTON, TX 77009
Firm Phone (713)868-1043

Areas of Certification
1.5.1 FEASIBILITY STUDIES
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.4.3 COAST GUARD & U.S. ARMY CORP OF ENGINEER PERMITS
2.5.1 WATER POLLUTION ABATEMENT PLAN
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION



Renewal Status FEBRUARY 29, 2016 ( ACTIVE )
Firm Name CRUZ-HOGAN CONSULTANTS, INC.
Mailing Address 222 W. HARRISON AVE, SUITE A
HARLINGEN, TX 78550
Firm Phone (956)425-8968

Areas of Certification
1.4.1 LAND PLANNING/ENGINEERING
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
18.2.1 SUBSURFACE UTILITY ENGINEERING



Renewal Status MARCH 16, 2017 ( ACTIVE )
Firm Name CSA DESIGN GROUP, INC.
Mailing Address 1845 NORTHWESTERN DRIVE SUITE C
EL PASO, TX 79912-1123
Firm Phone (915)877-4155

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.4.1 LAND PLANNING/ENGINEERING
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status MARCH 15, 2017 ( ACTIVE )
Firm Name CSF CONSULTING, LP
Mailing Address 11301 FALLBROOK DR., SUITE 320
HOUSTON, TX 77065-4272
Firm Phone (832)678-2110

Areas of Certification
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
5.1.1 MINOR BRIDGE DESIGN
6.1.1 ROUTINE BRIDGE INSPECTION
14.3.1 TRANSPORTATION FOUNDATION STUDIES



Renewal Status JANUARY 25, 2017 ( ACTIVE )
Firm Name CTC, INC. DBA CAMPBELL TECHNOLOGY CORPORATION
Mailing Address 9601 CAMP BOWIE WEST
FORT WORTH, TX 76116
Firm Phone (817)886-8215

Areas of Certification
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS



Renewal Status FEBRUARY 15, 2017 ( ACTIVE )
Firm Name CULTURAL RESOURCE ANALYSTS, INC.
Mailing Address 151 WALTON AVENUE
LEXINGTON, KY 40508
Firm Phone (859)252-4737

Areas of Certification
2.8.1 SURVEYS, RES. & DOC. OF HISTORIC BUILD, STRUCT. AND OBJECTS
2.10.1 ARCHEOLOGICAL SURVEYS
2.11.1 HISTORICAL AND ARCHIVAL RESEARCH



Renewal Status FEBRUARY 8, 2017 ( ACTIVE )
Firm Name CUNNINGHAM-ALLEN, INC.
Mailing Address 3103 BEE CAVE ROAD SUITE 202
AUSTIN, TX 78746
Firm Phone (512)327-2946

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status MARCH 28, 2016 ( ACTIVE )
Firm Name CVQ LAND SURVEYORS, LLC
Mailing Address 517 BEAUMONT AVENUE
MCALLEN, TX 78501
Firm Phone (956)618-1551

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status APRIL 15, 2016 ( ACTIVE )
Firm Name C3S, INC.
Mailing Address 7100 REGENCY SQUARE BLVD. SUITE 245
HOUSTON, TX 77036
Firm Phone (713)432-9200

Areas of Certification
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
12.2.1 PLANT INSPECTION AND TESTING
14.2.1 GEOTECHNICAL TESTING



Renewal Status JANUARY 12, 2017 ( ACTIVE )
Firm Name D LYTLE & ASSOCIATES, LLC
Mailing Address 7412 PINK WOOD
COLUMBIA, MD 21046-1219
Firm Phone (443)741-3983

Areas of Certification
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
3.6.1 MULTI-LEVEL INTERCHANGE AND EXOTIC BRIDGE LAYOUT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status FEBRUARY 1, 2017 ( ACTIVE )
Firm Name D.A.MAWYER LAND SURVEYING, INC.
Mailing Address 2700 ROLLING CREEK
SPRING BRANCH, TX 78070-5761
Firm Phone (210)325-0858

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status FEBRUARY 3, 2017 ( ACTIVE )
Firm Name D.F. NOBLE CONSULTING, LLC
Mailing Address 1185 TAYLOR RANCH ROAD
WIMBERLEY, TX 78676
Firm Phone (512)809-8226

Areas of Certification
1.1.1 POLICY PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.6.1 MAJOR INVESTMENT STUDIES
2.1.1 TRAFFIC NOISE ANALYSIS
2.2.1 AIR QUALITY ANALYSIS
2.4.1 NATIONWIDE PERMIT
2.5.1 WATER POLLUTION ABATEMENT PLAN
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS



Renewal Status FEBRUARY 8, 2017 ( ACTIVE )
Firm Name D&S ENGINEERING LABS, LLC
Mailing Address 1101 SHADY OAKS DRIVE
DENTON, TX 76205
Firm Phone (940)735-3733

Areas of Certification
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
12.1.2 PORTLAND CEMENT CONCRETE
12.2.1 PLANT INSPECTION AND TESTING
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status APRIL 7, 2016 ( ACTIVE )
Firm Name DAL-TECH ENGINEERING, INC.
Mailing Address 17400 DALLAS PARKWAY, SUITE 110
DALLAS, TX 75287
Firm Phone (972)250-2727

Areas of Certification
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
18.2.1 SUBSURFACE UTILITY ENGINEERING



Renewal Status JANUARY 25, 2017 ( ACTIVE )
Firm Name DALLAS AERIAL SURVEYS, INC.
Mailing Address 4397 WESTGROVE DRIVE
ADDISON, TX 75001
Firm Phone (214)349-2200

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.3.1 AERIAL MAPPING
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status JANUARY 9, 2017 ( ACTIVE )
Firm Name DANNENBAUM ENGINEERING CORPORATION
Mailing Address P. O. BOX 22292
HOUSTON, TX 77227
Firm Phone (713)520-9570

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
1.6.1 MAJOR INVESTMENT STUDIES
2.3.1 WETLAND DELINEATION
2.4.3 COAST GUARD & U.S. ARMY CORP OF ENGINEER PERMITS
2.5.1 WATER POLLUTION ABATEMENT PLAN
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
3.6.1 MULTI-LEVEL INTERCHANGE AND EXOTIC BRIDGE LAYOUT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
5.3.1 MULTI-LEVEL INTERCHANGE DESIGN
5.4.1 EXOTIC BRIDGE DESIGN
6.1.1 ROUTINE BRIDGE INSPECTION
6.2.1 COMPLEX BRIDGE INSPECTION
7.1.1 TRAFFIC ENGINEERING STUDIES
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.2.1 ILLUMINATION
8.3.1 SIGNALIZATION
8.4.1 ITS CONTROL SYSTEMS ANALYSIS, DESIGN & IMPLEMENTATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.4.1 PUMP STATION-HYDRAULICS
10.4.3 PUMP STATION-STRUCTURES
10.5.1 BRIDGE SCOUR EVALUATIONS AND ANALYSIS
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION
14.1.1 SOIL EXPLORATION
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING
18.2.1 SUBSURFACE UTILITY ENGINEERING



Renewal Status MARCH 22, 2017 ( ACTIVE )
Firm Name DATA TRANSFER SOLUTIONS, LLC
Mailing Address 3680 AVALON PARK BOULEVARD #200
ORLANDO, FL 32828
Firm Phone (210)837-5249

Areas of Certification
1.2.1 SYSTEMS PLANNING
1.4.1 LAND PLANNING/ENGINEERING



Renewal Status APRIL 7, 2016 ( ACTIVE )
Firm Name DAVCAR ENGINEERING
Mailing Address 1010 LAND CREEK COVE, SUITE 200
AUSTIN, TX 78746
Firm Phone (512)328-4428

Areas of Certification
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT



Renewal Status MARCH 11, 2016 ( ACTIVE )
Firm Name DECON LLC
Mailing Address 2180 NORTH LOOP WEST STE 221
HOUSTON, TX 77018
Firm Phone (832)917-0912

Areas of Certification
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
3.6.1 MULTI-LEVEL INTERCHANGE AND EXOTIC BRIDGE LAYOUT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
5.3.1 MULTI-LEVEL INTERCHANGE DESIGN
5.4.1 EXOTIC BRIDGE DESIGN
6.1.1 ROUTINE BRIDGE INSPECTION
6.2.1 COMPLEX BRIDGE INSPECTION
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
14.3.1 TRANSPORTATION FOUNDATION STUDIES



Renewal Status DECEMBER 19, 2016 ( ACTIVE )
Firm Name DEEP EAST TEXAS ARCHAEOLOGICAL CONSULTANTS
Mailing Address 4215 RED OAK DR
NACOGDOCHES, TX 75965
Firm Phone (936)554-3435

Areas of Certification
2.10.1 ARCHEOLOGICAL SURVEYS



Renewal Status FEBRUARY 12, 2016 ( ACTIVE )
Firm Name DELTA CIVIL ENGINEERING
Mailing Address 21006 TRANQUIL SHORES DRIVE
RICHMOND, TX 77407
Firm Phone (832)449-3839

Areas of Certification
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN



Renewal Status MARCH 21, 2017 ( ACTIVE )
Firm Name DESCO ENVIRONMENTAL CONSULTANTS, LP
Mailing Address PO BOX 1490
MAGNOLIA, TX 77353
Firm Phone (281)252-9799

Areas of Certification
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.4.3 COAST GUARD & U.S. ARMY CORP OF ENGINEER PERMITS
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status JULY 26, 2016 ( ACTIVE )
Firm Name DESHAZO GROUP, INC.
Mailing Address 400 SOUTH HOUSTON, SUITE 330
DALLAS, TX 75202
Firm Phone (214)748-6740

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.2.1 ILLUMINATION
8.3.1 SIGNALIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT



Renewal Status FEBRUARY 4, 2016 ( ACTIVE )
Firm Name DEWBERRY ENGINEERS INC.
Mailing Address 8401 ARLINGTON BOULEVARD
FAIRFAX, VA 22031-4666
Firm Phone (973)780-9300

Areas of Certification
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.4.3 COAST GUARD & U.S. ARMY CORP OF ENGINEER PERMITS
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
3.6.1 MULTI-LEVEL INTERCHANGE AND EXOTIC BRIDGE LAYOUT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
5.3.1 MULTI-LEVEL INTERCHANGE DESIGN
5.4.1 EXOTIC BRIDGE DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.2.1 BASIC HYDRAULIC DESIGN



Renewal Status JANUARY 31, 2017 ( ACTIVE )
Firm Name DGR CONSULTANTS LLC
Mailing Address 1445 WATERSIDE DR.
DALLAS, TX 75218
Firm Phone (214)328-9677

Areas of Certification
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status FEBRUARY 29, 2016 ( ACTIVE )
Firm Name DIAMOND SURVEYING, INC.
Mailing Address 116 SKYLINE ROAD
GEORGETOWN, TX 78628
Firm Phone (512)931-3100

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status JULY 11, 2016 ( ACTIVE )
Firm Name DIKITA ENGINEERING, INC.
Mailing Address 1420 W. MOCKINGBIRD LANE, SUITE 600
DALLAS, TX 75247
Firm Phone (214)634-8844

Areas of Certification
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status MARCH 16, 2017 ( ACTIVE )
Firm Name DISHA SERVICES INC.
Mailing Address 2601 HEWN ROCK WAY
PEARLAND, TX 77584
Firm Phone (832)687-9551

Areas of Certification
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS



Renewal Status FEBRUARY 22, 2017 ( ACTIVE )
Firm Name DISPUTE MANAGEMENT GROUP, LLC.
Mailing Address PO BOX 163081
AUSTIN, TX 78716
Firm Phone (512)426-6958

Areas of Certification
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status JANUARY 25, 2017 ( ACTIVE )
Firm Name DKS ASSOCIATES
Mailing Address 901 MOPAC EXPWY S, BARTON OAKS PLAZA ONE, SUITE 300
AUSTIN, TX 78746
Firm Phone (512)329-2723

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
1.6.1 MAJOR INVESTMENT STUDIES
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
7.1.1 TRAFFIC ENGINEERING STUDIES
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.2.1 ILLUMINATION
8.3.1 SIGNALIZATION
8.4.1 ITS CONTROL SYSTEMS ANALYSIS, DESIGN & IMPLEMENTATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status JANUARY 3, 2017 ( ACTIVE )
Firm Name DON DURDEN, INC. DBA CIVIL ENGINEERING CONSULTANTS
Mailing Address 11550 IH 10 WEST STE 395
SAN ANTONIO, TX 78230
Firm Phone (210)641-9999

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.5.1 WATER POLLUTION ABATEMENT PLAN
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.5.1 BRIDGE SCOUR EVALUATIONS AND ANALYSIS
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION
12.2.1 PLANT INSPECTION AND TESTING
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.3.1 TRANSPORTATION FOUNDATION STUDIES
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status FEBRUARY 20, 2017 ( ACTIVE )
Firm Name DONALD L. TOWLES, P.E.
Mailing Address 1903 TOSCA CV
CEDAR PARK, TX 78613
Firm Phone (512)828-6356

Areas of Certification
6.1.1 ROUTINE BRIDGE INSPECTION



Renewal Status MARCH 1, 2017 ( ACTIVE )
Firm Name DOUCET & ASSOCIATES, INC.
Mailing Address 7401 B WEST HIGHWAY 71, SUITE 160
AUSTIN, TX 78735
Firm Phone (512)583-2600

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
2.3.1 WETLAND DELINEATION
2.5.1 WATER POLLUTION ABATEMENT PLAN
2.8.1 SURVEYS, RES. & DOC. OF HISTORIC BUILD, STRUCT. AND OBJECTS
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status MARCH 24, 2016 ( ACTIVE )
Firm Name DOUGHERTY SPRAGUE ENTERPRISES, INC.
Mailing Address PO BOX 584
ROWLETT, TX 75030-0584
Firm Phone (972)412-8666

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status MARCH 28, 2016 ( ACTIVE )
Firm Name DRASH CONSULTANTS, LLC
Mailing Address 1045 CENTRAL PARKWAY NORTH, SUITE 103
SAN ANTONIO, TX 78232-5086
Firm Phone (210)340-5004

Areas of Certification
2.5.1 WATER POLLUTION ABATEMENT PLAN
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
12.2.1 PLANT INSPECTION AND TESTING
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status JANUARY 18, 2017 ( ACTIVE )
Firm Name DUNAWAY ASSOCIATES, L.P.
Mailing Address 550 BAILEY AVENUE, SUITE 400
FORT WORTH, TX 76107
Firm Phone (817)335-1121

Areas of Certification
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
1.6.1 MAJOR INVESTMENT STUDIES
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.3 BIOLOGICAL SURVEYS
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.6.1 MULTI-LEVEL INTERCHANGE AND EXOTIC BRIDGE LAYOUT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
7.1.1 TRAFFIC ENGINEERING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.5.1 BRIDGE SCOUR EVALUATIONS AND ANALYSIS
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status MARCH 14, 2016 ( ACTIVE )
Firm Name E.L. ROBINSON ENGINEERING OF OHIO CO.
Mailing Address 1801 WATERMARK DRIVE, SUITE 310
COLUMBUS, OH 43215
Firm Phone (614)586-0642

Areas of Certification
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN



Renewal Status FEBRUARY 28, 2017 ( ACTIVE )
Firm Name E.S.P. ASSOCIATES, P.A., INC.
Mailing Address P.O. BOX 7030
CHARLOTTE, NC 28241
Firm Phone (803)835-0939

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.3.1 AERIAL MAPPING
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status FEBRUARY 27, 2017 ( ACTIVE )
Firm Name EAST TEXAS TESTING LABORATORY, INC.
Mailing Address 1717 EAST ERWIN
TYLER, TX 75702
Firm Phone (903)595-4421

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
12.1.1 ASPHALTIC CONCRETE
12.1.2 PORTLAND CEMENT CONCRETE
12.2.1 PLANT INSPECTION AND TESTING
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status FEBRUARY 1, 2017 ( ACTIVE )
Firm Name ECKERMANN ENGINEERING, INC.
Mailing Address PO BOX 388
LAMPASAS, TX 76550
Firm Phone (512)556-8160

Areas of Certification
4.1.1 MINOR ROADWAY DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN



Renewal Status JANUARY 5, 2017 ( ACTIVE )
Firm Name ECM CONSULTANTS OF TEXAS, LLC
Mailing Address 222 PENNBRIGHT DR., SUITE 110
HOUSTON, TX 77090
Firm Phone (504)885-4080

Areas of Certification
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
6.1.1 ROUTINE BRIDGE INSPECTION
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.4.1 PUMP STATION-HYDRAULICS
10.4.3 PUMP STATION-STRUCTURES
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status JANUARY 5, 2017 ( ACTIVE )
Firm Name ECM INTERNATIONAL, INC.
Mailing Address 404 EXECUTIVE CENTER BLVD.
EL PASO, TX 79902
Firm Phone (915)351-1900

Areas of Certification
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION
18.2.1 SUBSURFACE UTILITY ENGINEERING



Renewal Status MARCH 16, 2017 ( ACTIVE )
Firm Name ECONOMIC & PLANNING SYSTEMS, INC.
Mailing Address ONE KAISER PLAZA, SUITE 1410
OAKLAND, CA 94612
Firm Phone (510)841-9190

Areas of Certification
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES



Renewal Status APRIL 14, 2016 ( ACTIVE )
Firm Name ECOSYSTEM PLANNING AND RESTORATION, LLC
Mailing Address 17442 NORTH ELDRIDGE PARKWAY
TOMBALL, TX 77377
Firm Phone (832)257-4452

Areas of Certification
2.1.1 TRAFFIC NOISE ANALYSIS
2.2.1 AIR QUALITY ANALYSIS
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.4.3 COAST GUARD & U.S. ARMY CORP OF ENGINEER PERMITS
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION



Renewal Status MARCH 30, 2016 ( ACTIVE )
Firm Name ECS-TEXAS, LLP
Mailing Address 2120 DENTON DRIVE, SUITE 104
AUSTIN, TX 78758
Firm Phone (512)837-8005

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
12.1.2 PORTLAND CEMENT CONCRETE
12.2.1 PLANT INSPECTION AND TESTING
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status JANUARY 4, 2017 ( ACTIVE )
Firm Name EDI BUILDING CONSULTANTS
Mailing Address 6300 ROCKSIDE ROAD # 302
INDEPENDENCE, TX 44131
Firm Phone (713)772-6300

Areas of Certification
1.4.1 LAND PLANNING/ENGINEERING
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status FEBRUARY 1, 2016 ( ACTIVE )
Firm Name EDMINSTER, HINSHAW, RUSS AND ASSOCIATES, INC.
Mailing Address 10555 WESTOFFICE DRIVE
HOUSTON, TX 77042
Firm Phone (713)784-4500

Areas of Certification
1.5.1 FEASIBILITY STUDIES
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.2.1 ILLUMINATION
8.3.1 SIGNALIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING



Renewal Status MARCH 23, 2017 ( ACTIVE )
Firm Name EDUARDO CASTILLO ENGINEERING & CONSTRUCTION
Mailing Address 411 KNIGHTS CROSS
SAN ANTONIO, TX 78258
Firm Phone (210)913-2469

Areas of Certification
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
5.1.1 MINOR BRIDGE DESIGN
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.5.1 BRIDGE SCOUR EVALUATIONS AND ANALYSIS
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status FEBRUARY 1, 2017 ( ACTIVE )
Firm Name EDWARDS SURVEYING, L.L.C.
Mailing Address 208 WEST WALNUT STREET
DECATUR, TX 76234
Firm Phone (940)627-2961

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING
15.5.1 STATE LAND SURVEYING



Renewal Status MARCH 23, 2017 ( ACTIVE )
Firm Name EIC SURVEYING CO
Mailing Address 12345 JONES RD. STE 270
HOUSTON, TX 77070
Firm Phone (281)955-2772

Areas of Certification
15.1.1 SURVEY
15.1.3 LEGAL DESCRIPTIONS
15.2.1 DESIGN AND CONSTRUCTION SURVEY



Renewal Status JANUARY 27, 2017 ( ACTIVE )
Firm Name EJES INCORPORATED
Mailing Address 12655 N. CENTRAL EXPRESSWAY, SUITE 500
DALLAS, TX 75243
Firm Phone (214)343-1210

Areas of Certification
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
1.6.1 MAJOR INVESTMENT STUDIES
2.1.1 TRAFFIC NOISE ANALYSIS
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
5.3.1 MULTI-LEVEL INTERCHANGE DESIGN
6.1.1 ROUTINE BRIDGE INSPECTION
7.1.1 TRAFFIC ENGINEERING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.5.1 BRIDGE SCOUR EVALUATIONS AND ANALYSIS
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION
12.2.1 PLANT INSPECTION AND TESTING
18.2.1 SUBSURFACE UTILITY ENGINEERING



Renewal Status MARCH 9, 2016 ( ACTIVE )
Firm Name ENCON INTERNATIONAL, INC.
Mailing Address 7307 REMCON CIRCLE, SUITE 103
EL PASO, TX 79912
Firm Phone (915)833-3740

Areas of Certification
1.4.1 LAND PLANNING/ENGINEERING
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
12.1.2 PORTLAND CEMENT CONCRETE
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status MARCH 23, 2017 ( ACTIVE )
Firm Name ENCOTECH ENGINEERING CONSULTANTS, INC.
Mailing Address 8500 BLUFFSTONE COVE, SUITE B-103
AUSTIN, TX 78759
Firm Phone (512)338-1101

Areas of Certification
5.1.1 MINOR BRIDGE DESIGN
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.4.3 PUMP STATION-STRUCTURES
14.3.1 TRANSPORTATION FOUNDATION STUDIES
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status MARCH 24, 2016 ( ACTIVE )
Firm Name ENERCON SERVICES, INC.
Mailing Address 500 TOWNPARK LANE
KENNESAW, GA 30144
Firm Phone (972)484-3854

Areas of Certification
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
2.4.3 COAST GUARD & U.S. ARMY CORP OF ENGINEER PERMITS
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION



Renewal Status MARCH 7, 2016 ( ACTIVE )
Firm Name ENGLE SURVEYING INCORPORATED
Mailing Address P.O. BOX 14604
HUMBLE, TX 77347-4604
Firm Phone (281)260-6890

Areas of Certification
15.1.1 SURVEY
15.1.2 PARCEL PLATS
15.1.3 LEGAL DESCRIPTIONS
15.1.4 RIGHT OF WAY MAPS
15.2.1 DESIGN AND CONSTRUCTION SURVEY
15.4.1 HORIZONTAL AND VERTICAL CONTROL FOR AERIAL MAPPING
15.5.1 STATE LAND SURVEYING



Renewal Status APRIL 6, 2016 ( ACTIVE )
Firm Name ENSAFE, INC.
Mailing Address 5724 SUMMER TREES DRIVE
MEMPHIS, TN 38134
Firm Phone (901)372-7692

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status JANUARY 19, 2017 ( ACTIVE )
Firm Name ENTECH CIVIL ENGINEERS, INC.
Mailing Address 16360 PARK TEN PLACE, SUITE 230
HOUSTON, TX 77084
Firm Phone (281)945-0069

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
1.6.1 MAJOR INVESTMENT STUDIES
2.3.1 WETLAND DELINEATION
2.5.1 WATER POLLUTION ABATEMENT PLAN
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
3.6.1 MULTI-LEVEL INTERCHANGE AND EXOTIC BRIDGE LAYOUT
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
4.4.1 MAJOR FREEWAY INTERCHANGES AND DIRECT CONNECTORS
5.1.1 MINOR BRIDGE DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.2.1 ILLUMINATION
8.3.1 SIGNALIZATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN
10.3.1 COMPLEX HYDRAULIC DESIGN
10.4.1 PUMP STATION-HYDRAULICS
10.5.1 BRIDGE SCOUR EVALUATIONS AND ANALYSIS
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION
15.1.4 RIGHT OF WAY MAPS



Renewal Status JANUARY 24, 2017 ( ACTIVE )
Firm Name ENVIROPRO CONSULTING SERVICES, INC.
Mailing Address 5402 BROOK BEND DRIVE
SUGARLAND, TX 77479
Firm Phone (281)382-7222

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status MARCH 16, 2017 ( ACTIVE )
Firm Name EPIC TRANSPORTATION GROUP, LP
Mailing Address 800 WILCREST DRIVE
HOUSTON, TX 77042
Firm Phone (713)609-9416

Areas of Certification
1.2.1 SYSTEMS PLANNING
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
3.1.1 ROUTE STUDIES & SCHEMATIC DESIGN - MINOR ROADWAYS
3.2.1 ROUTE STUDIES & SCHEMATIC DESIGN - MAJOR ROADWAYS
3.3.1 ROUTE STUDIES & SCHEMATIC DESIGN - COMPLEX HIGHWAYS
3.4.1 MINOR BRIDGE LAYOUTS
4.1.1 MINOR ROADWAY DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
7.2.1 HIGHWAY-RAIL GRADE CROSSING STUDIES
7.3.1 TRAFFIC SIGNAL TIMING
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.2.1 ILLUMINATION
8.3.1 SIGNALIZATION
8.4.1 ITS CONTROL SYSTEMS ANALYSIS, DESIGN & IMPLEMENTATION
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS
9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT
10.2.1 BASIC HYDRAULIC DESIGN




Updated March 23, 2017