TxDOT Expressway
Search:
   Home   |    Contact Us   |    Tools & Plug-Ins  

Active Precertified Firms - Sorted by Firm Name

Active Precertified Firm Page Links ( Updated March 26, 2015 at 9:00:10 P.M. )
a.n.--aust aust--b2z c j--cria crit--enfo engi--gonz good--ica
icf--ksa kta---mart mart--oliv omeg--red reed--sinc sjb--terr
terr--west west--5eng

Renewal Status JANUARY 20, 2015 ( ACTIVE )
Firm Name CRITIGEN LLC
Mailing Address 555 N. CARANCAHUA ST. SUITE 310
CORPUS CHRISTI, TX 78401
Firm Phone (361)215-9870

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 JANUARY 23, 2015 ( ACTIVE )
Firm Name CRONCH SPECIALTY INSPECTIONS
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 MARCH 25, 2015 ( ACTIVE )
Firm Name CROUCH ENVIRONMENTAL SERVICES, INC.
Mailing Address 402 TEETSHORN STREET
HOUSTON, TX 77009
Firm Phone (713)868-1043

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
2.5.1 WATER POLLUTION ABATEMENT PLAN
2.6.1 PROTECTED SPECIES DETERMINATION (HABITAT)
2.6.2 IMPACT EVALUATION ASSESSMENTS
2.6.3 BIOLOGICAL SURVEYS
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
2.14.1 ENVIRONMENTAL DOCUMENT PREPARATION



Renewal Status JANUARY 26, 2015 ( 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 JANUARY 27, 2015 ( 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 JANUARY 22, 2015 ( 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 APRIL 24, 2014 ( ACTIVE )
Firm Name CTC, INC. DBA CAMPBELL TECHNOLOGY CORPORATION
Mailing Address 6100 SOUTHWEST BLVD, #500
FORT WORTH, TX 76109
Firm Phone (817)886-8210

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



Renewal Status MARCH 13, 2015 ( 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 JANUARY 28, 2015 ( 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 JUNE 2, 2014 ( 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 MARCH 19, 2015 ( 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 27, 2015 ( 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 16, 2015 ( 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 14, 2014 ( ACTIVE )
Firm Name D.G. SMYTH & CO. INC.
Mailing Address 1022 GARNER FIELD ROAD, SUITE D
UVALDE, TX 78801
Firm Phone (830)591-0858

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



Renewal Status FEBRUARY 27, 2014 ( 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 FEBRUARY 20, 2015 ( 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
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
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 JANUARY 23, 2015 ( ACTIVE )
Firm Name DALLAS AERIAL SURVEYS, INC.
Mailing Address 10220 FOREST LANE
DALLAS, TX 75243
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 MARCH 19, 2015 ( ACTIVE )
Firm Name DAN BROWN AND ASSOCIATES, PC
Mailing Address P.O. BOX 309
JASPER, TN 37347
Firm Phone (423)942-8681

Areas of Certification
14.3.1 TRANSPORTATION FOUNDATION STUDIES



Renewal Status JANUARY 15, 2015 ( 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
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES
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
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
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 JANUARY 29, 2015 ( 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 MARCH 20, 2015 ( 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 19, 2015 ( ACTIVE )
Firm Name DAVID C. MOAK SURVEYORS, INC.
Mailing Address 1105 CHEEK SPARGER ROAD
COLLEYVILLE, TX 76034
Firm Phone (817)268-2211

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 JANUARY 21, 2015 ( ACTIVE )
Firm Name DAVIDSON, AUTREY, MCDANIEL, DULIN AND BRUCE, LLC D/B/A/ AMD ENGINEERING, LLC
Mailing Address 411 COMMERCE STREET
CHILDRESS, TX 79201
Firm Phone (940)937-3423

Areas of Certification
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
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
6.1.1 ROUTINE BRIDGE INSPECTION
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
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 12, 2015 ( 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 JANUARY 5, 2015 ( 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 APRIL 1, 2014 ( 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
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
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
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



Renewal Status FEBRUARY 11, 2015 ( ACTIVE )
Firm Name DESIGN CONSULTING ENGINEERS, INC.
Mailing Address 3841 W. DEVON AVE.
CHICAGO, IL 60659
Firm Phone (773)681-0541

Areas of Certification
1.4.1 LAND PLANNING/ENGINEERING
1.5.1 FEASIBILITY STUDIES
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT
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
6.1.1 ROUTINE BRIDGE INSPECTION
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION
11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION
12.1.1 ASPHALTIC CONCRETE
12.1.2 PORTLAND CEMENT CONCRETE
12.2.1 PLANT INSPECTION AND TESTING



Renewal Status MARCH 11, 2014 ( ACTIVE )
Firm Name DESIGN WORKSHOP, INC.
Mailing Address 800 BRAZOS, SUITE 490
AUSTIN, TX 78701
Firm Phone (512)499-0222

Areas of Certification
1.4.1 LAND PLANNING/ENGINEERING



Renewal Status MARCH 14, 2015 ( 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 MAY 21, 2014 ( 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 JANUARY 5, 2015 ( ACTIVE )
Firm Name DIGITAL ENGINEERING & IMAGING, INC.
Mailing Address 527 W ESPLANADE AVE, STE 200
KENNER, LA 70065
Firm Phone (504)468-6129

Areas of Certification
1.3.1 SUBAREA/CORRIDOR PLANNING
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
4.2.1 MAJOR ROADWAY DESIGN
4.3.1 COMPLEX HIGHWAY DESIGN
5.1.1 MINOR BRIDGE DESIGN
7.1.1 TRAFFIC ENGINEERING STUDIES
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status JANUARY 6, 2015 ( 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
11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION



Renewal Status JANUARY 5, 2015 ( 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
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
7.3.1 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
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 JANUARY 23, 2015 ( ACTIVE )
Firm Name DOS LAND SURVEYING, LLC
Mailing Address 1002 E. EXP. 83
WESLACO, TX 78596
Firm Phone (956)969-4183

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 JANUARY 23, 2015 ( ACTIVE )
Firm Name DOS LOGISTICS, INC.
Mailing Address P.O. BOX 8337
WESLACO, TX 78599
Firm Phone (956)968-8800

Areas of Certification
1.3.1 SUBAREA/CORRIDOR PLANNING
1.4.1 LAND PLANNING/ENGINEERING
2.4.1 NATIONWIDE PERMIT
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
7.1.1 TRAFFIC ENGINEERING STUDIES
8.5.1 HIGHWAY-RAIL GRADE CROSSINGS



Renewal Status FEBRUARY 4, 2015 ( ACTIVE )
Firm Name DOUCET & ASSOCIATES, INC.
Mailing Address 7401 B WEST HIGHWAY 71, SUITE 160
AUSTIN, TX 78735
Firm Phone (512)583-2620

Areas of Certification
1.1.1 POLICY PLANNING
1.4.1 LAND PLANNING/ENGINEERING
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
4.1.1 MINOR ROADWAY DESIGN
4.2.1 MAJOR ROADWAY DESIGN
7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION
8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION
8.3.1 SIGNALIZATION
10.1.1 HYDROLOGIC STUDIES
10.2.1 BASIC HYDRAULIC DESIGN



Renewal Status FEBRUARY 20, 2015 ( ACTIVE )
Firm Name DOUGHERTY SPRAGUE ENVIRONMENTAL, INC.
Mailing Address 3902 INDUSTRIAL STREET, SUITE A
ROWLETT, TX 75088
Firm Phone (972)412-8666

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status MARCH 19, 2014 ( 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
2.13.1 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 29, 2015 ( ACTIVE )
Firm Name DUNAWAY ASSOCIATES, L.P.
Mailing Address 550 BAILEY AVENUE, SUITE 400
FORT WORTH, TX 76107
Firm Phone (817)632-4784

Areas of Certification
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
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
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 JANUARY 7, 2014 ( ACTIVE )
Firm Name DYE MANAGEMENT GROUP, INC.
Mailing Address 10900 NE 4TH ST, SUITE 1910
BELLEVUE, WA 98004
Firm Phone (425)637-8010

Areas of Certification
1.1.1 POLICY PLANNING
1.2.1 SYSTEMS PLANNING
2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES



Renewal Status FEBRUARY 13, 2014 ( 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 JANUARY 29, 2015 ( 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 JANUARY 30, 2015 ( ACTIVE )
Firm Name EA ENGINEERING, SCIENCE AND TECHNOLOGY, INC., PBC
Mailing Address 405 S. HWY. 121 BYPASS BLDG. C-100
LEWISVILLE, TX 75067
Firm Phone (972)315-3922

Areas of Certification
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status APRIL 3, 2014 ( ACTIVE )
Firm Name EBG ENGINEERING, LLC
Mailing Address 10300 N CENTRAL EXPWY, STE 160
DALLAS, TX 75231
Firm Phone (214)321-3861

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 JANUARY 29, 2015 ( 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 MARCH 2, 2015 ( 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 7, 2015 ( 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 FEBRUARY 27, 2015 ( ACTIVE )
Firm Name ECOLOGY & ENVIRONMENT, INC
Mailing Address 2 RIVERWAY SUITE 625
HOUSTON, TX 77056
Firm Phone (713)344-3000

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
2.13.1 HAZARDOUS MATERIALS INITIAL SITE ASSESSMENT



Renewal Status MARCH 19, 2015 ( 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 MARCH 19, 2015 ( 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
2.3.1 WETLAND DELINEATION
2.4.1 NATIONWIDE PERMIT
2.4.2 INDIVIDUAL PERMITS
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 OCTOBER 3, 2014 ( ACTIVE )
Firm Name ECS-TEXAS, LLP
Mailing Address 2120 DENTON DRIVE, SUITE 104
AUSTIN, TX 78758
Firm Phone (512)837-8005

Areas of Certification
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 JANUARY 16, 2015 ( 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
1.1.1 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
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
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
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 26, 2014 ( 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 JANUARY 28, 2015 ( 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 FEBRUARY 17, 2015 ( 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 20, 2015 ( 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 FEBRUARY 5, 2015 ( 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
12.1.1 ASPHALTIC CONCRETE
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 JANUARY 26, 2015 ( 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 JANUARY 29, 2015 ( ACTIVE )
Firm Name ENERCON SERVICES, INC.
Mailing Address 5100 E. SKELLY DRIVE, SUITE 450
TULSA, OK 74135
Firm Phone (918)665-7693

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
14.1.1 SOIL EXPLORATION
14.2.1 GEOTECHNICAL TESTING
14.4.1 BUILDING FOUNDATION STUDIES



Renewal Status JANUARY 17, 2015 ( ACTIVE )
Firm Name ENFOR DESIGN
Mailing Address 2918 RANCH RD 620 N, #240
AUSTIN, TX 78734
Firm Phone (512)266-8736

Areas of Certification
3.4.1 MINOR BRIDGE LAYOUTS
3.5.1 MAJOR BRIDGE LAYOUTS
5.1.1 MINOR BRIDGE DESIGN
5.2.1 MAJOR BRIDGE DESIGN
5.4.1 EXOTIC BRIDGE DESIGN
6.1.1 ROUTINE BRIDGE INSPECTION
6.2.1 COMPLEX BRIDGE INSPECTION




Updated March 26, 2015

spacer spacer
Disclaimer | Accessibility Policy | Privacy and Security Policy | Open Records | TxDOT Contacts