TxDOT Specifications

1993 Standard Specifications Book

Last Updated (07/23/2003)

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DIVISION V - INCIDENTAL CONSTRUCTION

Table Of Contents

500 MOBILIZATION
502 BARRICADES, SIGNS AND TRAFFIC HANDLING
504 FACILITIES FOR FIELD OFFICE AND LABORATORY
508 CONSTRUCTING DETOURS
510 ONE-WAY TRAFFIC CONTROL
512 PORTABLE CONCRETE TRAFFIC BARRIER
514 PERMANENT CONCRETE TRAFFIC BARRIER
520 WEIGHING AND MEASURING EQUIPMENT
522 PORTLAND CEMENT CONCRETE PLANTS
524 HYDRAULIC CEMENT
526 MEMBRANE CURING
529 CONCRETE CURB, GUTTER AND COMBINED CURB AND GUTTER
530 DRIVEWAYS AND TURNOUTS
531 SIDEWALKS
532 CONCRETE EROSION RETARDS
534 STRUCTURE APPROACH SLABS
536 CONCRETE MEDIANS AND DIRECTIONAL ISLANDS
538 RIGHT OF WAY MARKERS
540 METAL BEAM GUARD FENCE
542 REMOVING METAL BEAM GUARD FENCE
550 CHAIN LINK FENCE
552 WIRE FENCE
556 PIPE UNDERDRAINS
560 MAILBOX ASSEMBLIES
575 EPOXY (Replaced by Special Specification, "Epoxy and Adhesives")
580 PROJECT MAINTENANCE
585 RIDE QUALITY FOR PAVEMENT SURFACES (Replaced by Special Specification, "Ride Quality for Pavement Surfaces")

ITEM NO. - TITLE AND REQUIREMENTS

500 - MOBILIZATION

SPECIFICATION REQUIREMENTS
1) This Item must be included in all projects.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1)"Mobilization" LS

REFERENCE ITEMS
None

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502 - BARRICADES, SIGNS AND TRAFFIC HANDLING

SPECIFICATION REQUIREMENTS
1) Traffic control plan should be shown on the plans.
2) This Item must be used for all projects.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Barricades, Signs and Traffic Handling" MO
 

REFERENCE ITEMS
None

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504 - FACILITIES FOR FIELD OFFICE AND LABORATORY

SPECIFICATION REQUIREMENTS
1) The types and number of structures will be shown on the plans.
2) Type E structures will be as described on the plans.
3) Type D asphalt mix control laboratory is required for all projects involving quantities of HMACP sufficient to require complete mixture testing and will meet the dimensional requirements shown on the plans.
4) Dimensions for the parking enclosure should be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT AND MEASUREMENT
Subsidiary to the various bid Items in the contract.

REFERENCE ITEMS
None

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508 - CONSTRUCTING DETOURS

SPECIFICATION REQUIREMENTS
1) Limits and/or locations, grades and typical cross sections must be shown on the plans.
2) For the typical cross sections, show the depth of each material to be used on the detours.
3) The details of the pipe required for temporary drainage across the detour must be shown on the plans.
4) If the materials used in the detour will be reused in the roadway construction or stockpiled for future use, the salvaging and/or stockpiling will be paid for under the pertinent bid Items shown on the plans.
5) For Class 4 measurement, the embankment, flexible base and surfacing will be paid for under the pertinent bid Items shown on the plans.

OPTIONAL REQUIREMENTS
1) When Flexible Base is required it will be in accordance with Item 247.
2) When Portland Cement Treated Materials (Road Mixed) is required, it will be in accordance with Item 275.
3) When Portland Cement Treated Base (Plant Mixed) is required, it will be in accordance with Item 276.
4) When Surface Treatments are required, they will be in accordance with Item 316.
5) When Limestone Rock Asphalt Pavement (Class A) is required, it will be in accordance with Item 330.
6) When Hot Mix-Cold Laid Asphaltic Concrete Pavement is required, it will be in accordance with Item 334.
7) When Hot Mix Asphaltic Concrete Pavement is required, it will be in accordance with Item 340.
8) When Asphalt Stabilized Base (Plant Mix) is required, it will be in accordance with Item 345.

PAYMENT DESCRIPTION UNITS
1) "Constructing Detours (Class 1)" STA
2) "Constructing Detours (Class 2)" EA
3) "Constructing Detours (Class 3)" SY
4) "Constructing Detours (Class 4)" EA

REFERENCE ITEMS
None

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510 - ONE-WAY TRAFFIC CONTROL

SPECIFICATION REQUIREMENTS
1) All signs will meet the requirements in the Texas Manual on Uniform Traffic Control Devices and as shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "One-Way Traffic Control" HR

REFERENCE ITEMS
None

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512 - PORTABLE CONCRETE TRAFFIC BARRIER

SPECIFICATION REQUIREMENTS
1) Locations for placing and, if required, replacing the portable concrete traffic barrier must be shown on the plans.
2) If the portable concrete traffic barrier will be furnished by the Contractor, it will be constructed to the details shown on the plans.
3) The portable concrete traffic barrier furnished by the State will be at a storage site listed on the plans.
4) When the portable concrete traffic barrier is no longer required on the project and is not designated for permanent use, it will be stored at a site shown on the plans.
5) The following Statewide Standard Details Sheets are available for the design details and construction of precast concrete traffic barrier:

PCTB(1)-02 and PCTB(2)-02 Precast Concrete Traffic Barrier, Type 2 (2 sheets)
PCTB(3)-94 Precast Concrete Traffic Barrier, Type 3
CBR(P&P)-87 Concrete Barrier Rail (Portable and Precast)
LPCB(1)-92 and LPCB(2)-92 Low Profile Concrete Barrier (Portable and Precast) (2 sheets)

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Portable Concrete Traffic Barrier (Furnish and Install)" LF
2) "Portable Concrete Traffic Barrier (From Stockpile, Install and Return)" LF
3) "Portable Concrete Traffic Barrier (Move and Reset)" LF
4) "Portable Concrete Traffic Barrier (Remove)" LF

REFERENCE ITEMS
(421, 424, 437, 440, 442, 526)

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514 PERMANENT CONCRETE TRAFFIC BARRIER

SPECIFICATION REQUIREMENTS
1) Locations for permanent concrete traffic barrier must be shown on the plans.
2) The Class of concrete will be shown on the plans.
3) The permanent concrete traffic barrier must be installed in accordance with the details shown on the plans.
4) The following Statewide Standard Details Sheets are available for the design details and construction of permanent concrete traffic barrier:

CTBI(1)-99 Concrete Traffic Barrier, Type 1, Precast or Cast-in-Place (Bridge)
CTB(2)-92 Concrete Traffic Barrier, Types 2 & 3, Roadway CTB Cast-in-Place
CTBI(3)-00 Concrete Traffic Barrier, Type 2, Roadway CTB at Light Poles
CTBI(4)-00 Concrete Traffic Barrier, Bridge and Roadway with Illumination
PCTB(1)-02 and PCTB(2)-02 Precast Concrete Traffic Barrier, Type 2 (2 sheets)
PCTB(3)-94 Precast Concrete Traffic Barrier, Type 3
SSCB(1)-99 Single Slope Concrete Barrier, Type 1 (Bridge)
SSCB(2)-00A Single Slope Concrete Barrier, Type 2
SSCB(3)-02 Single Slope Concrete Barrier, Type 3 (Cast-in-Place at Bridge Ends or Median Obstructions)
SSCB(4)-00 Single Slope Concrete Barrier, Type 4 (Cast-in-Place, Bridge and Roadway with Illumination)

OPTIONAL REQUIREMENTS
1) When structural excavation is required, it will be in accordance with Item 400.
2) When drilled shaft foundations are required, they will be in accordance with Item 416.

PAYMENT DESCRIPTION UNITS
1) "Permanent Concrete Traffic Barrier (Type Specified)" LF

REFERENCE ITEMS
(420, 421, 424, 427, 437, 440, 526)

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520 - WEIGHING AND MEASURING EQUIPMENT

SPECIFICATION REQUIREMENTS
None

OPTIONAL REQUIREMENTS
None

PAYMENT AND MEASUREMENT
Subsidiary to the various bid Items in the contract.

REFERENCE ITEMS
None

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522 - PORTLAND CEMENT CONCRETE PLANTS

SPECIFICATION REQUIREMENTS
None

OPTIONAL REQUIREMENTS
None

PAYMENT AND MEASUREMENT
Subsidiary to the various bid Items in the contract.

REFERENCE ITEMS
(421, 437, 520)

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524 - HYDRAULIC CEMENT

SPECIFICATION REQUIREMENTS
None

OPTIONAL REQUIREMENTS
None

PAYMENT AND MEASUREMENT
Subsidiary to the various bid Items in the contract.

REFERENCE ITEMS
None

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526 - MEMBRANE CURING

SPECIFICATION REQUIREMENTS
None

OPTIONAL REQUIREMENTS
None

PAYMENT AND MEASUREMENT
Subsidiary to the various bid Items in the contract.

REFERENCE ITEMS
None

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529 - CONCRETE CURB, GUTTER AND COMBINED CURB AND GUTTER

SPECIFICATION REQUIREMENTS
1) Limits and/or locations must be shown on the plans.
2) Details of the curb, gutter and/or combined curb and gutter must be shown on the plans.
3) Reinforcing steel, if required, will be placed as shown on the plans.
4) Joints will be of the type and spacing shown on the plans.
5) The following Statewide Standard Details Sheet is available for the design details for curb, gutter and/or combined curb and gutter:

  • CCCG-01 Concrete Curb and Curb and Gutter

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Concrete Curb (Type Specified)" LF
2) "Concrete Gutter (Type Specified)" LF
3) "Concrete Curb and Gutter (Type Specified)" LF

REFERENCE ITEMS
(360, 420, 421, 437, 440, 526)

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530 - DRIVEWAYS AND TURNOUTS

SPECIFICATION REQUIREMENTS
1) The type of driveways and/or turnouts will consist of a pavement surface consisting of concrete, asphaltic concrete pavement and/or surface treatment as specified on the plans.
2) Locations, typical sections, materials and details must be shown on the plans.
3) Type of reinforcement, if required, will be placed in position as shown on the plans.

OPTIONAL REQUIREMENTS
1) When construction consists of concrete, it will be in accordance with Items 360 and 522.

PAYMENT DESCRIPTION UNITS
1) "Driveways (Concrete) (Type Specified)" EA, SY
2) "Driveways (Asphaltic Concrete Pavement) (Type Specified)" EA, SY
3) "Driveways (Surface Treatment) (Type Specified)" EA, SY
4) "Turnouts (Concrete) (Type Specified)" EA, SY
5) "Turnouts (Asphaltic Concrete Pavement) (Type Specified)" EA, SY
6) "Turnouts (Surface Treatment) (Type Specified)" EA, SY

REFERENCE ITEMS
None

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531 - SIDEWALKS

SPECIFICATION REQUIREMENTS
1) Limits and/or locations must be shown on the plans.
2) Sidewalk details must be shown on the plans.
3) The location and type of reinforcement will be shown on the plans.
4) Sidewalks will be constructed in sections of the lengths shown on the plans.
5) Thickness of the premolded or board joints must be shown on the plans.
6) If ramp handrails are designated on the plans, the following Statewide Standard Details Sheet is available for the design details of ramp handrails:

  • RHD-97 Ramp Handrail Details

OPTIONAL REQUIREMENTS
1) For wheelchair ramps use SS 5866, "Curb Ramps and Landings."

PAYMENT DESCRIPTION UNITS
1) "Concrete Sidewalks (Width Specified)" LF, SY

REFERENCE ITEMS
(360, 420, 421, 437, 440, 526)

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532 - CONCRETE EROSION RETARDS

SPECIFICATION REQUIREMENTS
1) Locations, typical sections and details must be shown on the plans.
2) When the use of base course material as aggregate is permitted, the proportions of
cement and aggregate must be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Concrete Erosion Retards" CY

REFERENCE ITEMS
(421, 526)

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534 - STRUCTURE APPROACH SLABS

SPECIFICATION REQUIREMENTS
1) Locations, typical sections and details must be shown on the plans.
2) Reinforcing steel will be placed as shown on the plans.
3) Joint sealants will be installed in accordance with the details shown on the plans.
4) The following Statewide Standard Details Sheets are available for constructing the
structure approach slab:

BAS-94 Bridge Approach Slab (2 sheets)

5) This is a plans quantity measurement Item.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Structure Approach Slabs" CY

REFERENCE ITEMS
(360, 420, 421, 433, 438, 440)

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536 - CONCRETE MEDIANS AND DIRECTIONAL ISLANDS

SPECIFICATION REQUIREMENTS
1) Locations and/or areas must be shown on the plans.
2) Details must be shown on the plans.
3) Location and type of reinforcement will be placed as shown on the plans.
4) Show type and size of expansion or contraction joints when specified on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Concrete Median" LF, SY
2) "Concrete Directional Island" LF, SY

REFERENCE ITEMS
(420, 421, 433, 440, 526, 529)

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538 - RIGHT OF WAY MARKERS

SPECIFICATION REQUIREMENTS
1) Location and depth of markers must be shown on the plans.
2) The following Statewide Standard Details Sheet is available for the construction of right
of way markers:

  • M-92 Right of Way Markers

3) The Department will furnish the bronze disks when they are specified on the plans.
4) When bids are requested for "Right of Way Markers (Install)", the markers will be furnished
to the Contractor from the sources shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Right of Way Markers (Furnish and Install) (Type Specified)" EA
2) "Right of Way Markers (Install)" EA
3) "Right of Way Markers (Removing and Relocating)" EA
4) "Right of Way Markers (Remove)" EA

REFERENCE ITEMS
(420, 421, 440)

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540 - METAL BEAM GUARD FENCE

SPECIFICATION REQUIREMENTS
1) Location and/or limits can be shown on the plans or can be as designated by the Engineer.
2) Must include the following Statewide Standard Details Sheet for the design details and construction of metal beam guard fence:

MBGF-03 Metal Beam Guard Fence

3) Type of post must be shown on the plans.
4) The thickness of the rail element must be shown on the plans.
5) Specify on the plans if timber posts will be domed or beveled or if steel posts will be beveled or square.
6) Length of posts will be as shown on the plans.
7) The following Statewide Standard Details Sheet is required when connecting the metal beam guard fence to bridge ends:

BED-02 Bridge End Details
MBGF(TR)-02 Metal Beam Guard Fence Transition

8) The following Statewide Standard Details Sheet is required when connecting the metal beam guard fence to Type T101 Traffic Rail:

MBGF(T101)-01 Metal Beam Guard Fence Transition (T101)

9) One or both of the following Statewide Standard Details Sheets is/are required when Single Guardrail Terminals are used:

SGT(7)-02 Single Guardrail Terminal (ET-2000 PLUS)
SGT(8)-02 Single Guardrail Terminal (SKT 350)

(Unless there is a specific reason not to, both are included.)

OPTIONAL REQUIREMENTS
1) When timber posts are proposed, they will be in accordance with Item 492.

PAYMENT DESCRIPTION UNITS
1) "Metal Beam Guard Fence (Thickness Specified)" LF
2) "Metal Beam Guard Fence (Barrier) (Thickness Specified)" LF
3)"Metal Beam Guard Fence (Barrier) (Blockout) (Thickness Specified)" LF
4) "Metal Beam Guard Fence (Blockout) (Thickness Specified)" LF
5) "Terminal Anchor Section (Thickness Specified)" EA
6) "Metal Beam Guard Fence Transition (Thrie Beam)" EA
7) "Metal Beam Guard Fence Transition (T101)" EA

REFERENCE ITEMS
(421, 442, 445)

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542 - REMOVING METAL BEAM GUARD FENCE

SPECIFICATION REQUIREMENTS
1) Location and/or limits of metal beam guard fence to be removed can be shown on the plans or can be as directed by the Engineer.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Removing Metal Beam Guard Fence" LF
2) "Removing Metal Beam Guard Fence (Barrier)" LF
3) "Removing Terminal Anchor Section" EA

REFERENCE ITEMS
None

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550 - CHAIN LINK FENCE

SPECIFICATION REQUIREMENTS
1) Location and/or limits for installing chain link fence can be shown on the plans or can be as designated by the Engineer.
2) Location, type, height and width of opening of gates must be shown on the plans.
3) Must include the following Statewide Standard Details Sheet for the design details and construction of chain link fence and gates:

CLF-00 Chain Link Barrier Fence, 4 and 6 ft Height

4) The overall height of the fence will be the specified height above grade as shown on the plans.
5) The size and weight will be the same for all posts, pipe braces and gate frames and will be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Chain Link Fence (Height Specified)" LF
2) "Chain Link Security Fence (Height Specified)" LF
3) "Pedestrian Gate (Type Specified) (Height Specified) (Width of Opening Specified)" EA
4) "Vehicular Gate (Type Specified) (Height Specified) (Width of Opening Specified)" EA

REFERENCE ITEMS
(421, 445) \

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552 - WIRE FENCE

SPECIFICATION REQUIREMENTS
1) Locations and/or limits and type of fence must be shown on the plans.
2) Location, type, height and width of opening of gates must be shown on the plans.
3) Must include one of the following Statewide Standard Details Sheets for the design details and construction of barbed wire or woven wire fence:

WF(1)-94 Barbed Wire Fence and Woven Wire Fence, Timber Posts
WF(2)-96 Barbed Wire Fence and Woven Wire Fence, Steel Posts

4) All metal posts and braces will meet the weight and dimension requirements shown on the plans.
5) All untreated wood posts or treated wood posts will be of the size and length shown on the plans.
6) All posts will be spaced at the intervals and set in a vertical position to the depth shown on the plans.

OPTIONAL REQUIREMENTS
1) When treated wood posts and braces are required, they will be in accordance with Item 492.

PAYMENT DESCRIPTION UNITS
1) "Wire Fence (Type Specified)" LF
2) "Gate (Type Specified) (Height Specified) (Width of Opening Specified)" EA

REFERENCE ITEMS
None

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556 - PIPE UNDERDRAINS

SPECIFICATION REQUIREMENTS

1) Limits and/or location, depth and proposed grades can be shown on the plans or can be as directed by the Engineer.
2) Type and size of pipe will be shown on the plans.
3) Type 9 pipe will be perforated pipe as shown on the plans.
4) Type 10 pipe will be non-perforated pipe as shown on the plans.
5) Filter material will be placed to the depth shown on the plans.
6) Type F filter material will be shown on the plans.

OPTIONAL REQUIREMENTS
1) When Type E filter material is proposed, it will be in accordance with Item 302.

PAYMENT DESCRIPTION UNITS
1) "Pipe Underdrains (Type Specified) (Size Specified)" LF


REFERENCE ITEMS
(420, 432)

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560 - MAILBOX ASSEMBLIES

SPECIFICATION REQUIREMENTS
1) Location of mailbox assemblies can be shown on the plans or can be as directed by the Engineer.
2) Must include the following Statewide Standard Details Sheets for the design details and construction of mailbox assemblies:

MB-96 Mailbox Details for Mounting, Support/Foundations, and Standard Hardware (3 Sheets)

3) Must include the following Statewide Standard Details Sheet for the design details of the Object Marker Type 2:

D&OM(1)-95 Delineators & Object Markers (Sheet 1 of 2)

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Mailbox Installation (Single)" EA
2) "Mailbox Installation (Double)" EA
3) "Mailbox Installation (Multiple)" EA

REFERENCE ITEMS
None

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575 - EPOXY

(Replaced by Special Specification, "Epoxy and Adhesives")

580 - PROJECT MAINTENANCE

SPECIFICATION REQUIREMENTS
1) Frequency of mowing, litter pickup and sweeping by the Contractor can be shown on
the plans or can be as directed by the Engineer within the project limits.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Project Maintenance (Mowing)" HR, CYC
2) "Project Maintenance (Litter Pickup)" HR, CYC
3) "Project Maintenance (Sweeping)" HR, CYC

REFERENCE ITEMS
None

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585 - RIDE QUALITY FOR PAVEMENT SURFACES

(Replaced by Special Specification, "Ride Quality for Pavement Surfaces")

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