TxDOT Specifications

1995 Standard Specifications Book

Last Update (04/22/2002)

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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
506 TEMPORARY EROSION, SEDIMENTATION AND WATER POLLUTION PREVENTION AND CONTROL
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

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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506 - TEMPORARY EROSION, SEDIMENTATION AND WATER POLLUTION PREVENTION AND CONTROL

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

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 used, it will be in accordance with Item 247.
2) When portland cement treated materials (road mixed) are used, they will be in accordance
    with Item 275.
3) When portland cement treated base (plant mixed) is used, 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)" KM
2) "Constructing Detours (Class 2)" EA
3) "Constructing Detours (Class 3)" M2
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" H

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)-95(M) Precast Concrete Traffic Barrier, Type 2   (2 sheets)
and PCTB(2)-95(M)
PCTB(3)-95(M) Precast Concrete Traffic Barrier, Type 3
CBR(P&P)-95(M) Concrete Barrier Rail (Portable and Precast)
LPCB(1)-95(M) Low Profile Concrete Barrier (Portable and Precast)
and LPCB(2)-95(M) (2 sheets)


OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
   1) "Portable Concrete Traffic Barrier (Furnish and Install)" M
   2) "Portable Concrete Traffic Barrier (From Stockpile,
Install and Return)" M
   3) "Portable Concrete Traffic Barrier (Move and Reset)" M
   4) "Portable Concrete Traffic Barrier (Remove)" M
   5) "Portable Concrete Traffic Barrier (Low Profile)
(Furnish and Install)" M
*(6) "Portable Concrete Traffic Barrier (Install From Stockpile)" M

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

CTBI(1)-95(M) Concrete Traffic Barrier, Type 1, Precast orCast-in-Place
(Bridge)
CTB(2)-95(M) Concrete Traffic Barrier, Types 2 & 3, Roadway
CTB  Cast-in-Place
CTBI(3)-96(M) Concrete Traffic Barrier, Type 2, Roadway CTB at
Light Poles
CTBI(4)-96(M) Concrete Traffic Barrier, Bridge and Roadway with
Illumination
PCTB(1)-95(M) Precast Concrete Traffic Barrier, Type 2 (2 sheets)
and PCTB(2)-95(M)
PCTB(3)-95(M) Precast Concrete Traffic Barrier, Type 3
SSCB(1)-95(M) Single Slope Concrete Barrier, Type 1 (Bridge)
SSCB(2)-95(M) Single Slope Concrete Barrier, Type 2
SSCB(3)-95(M) Single Slope Concrete Barrier, Type 3 (Cast-in-Place
at Bridge Ends or Median Obstructions)
SSCB(4)-96(M) Single Slope Concrete Barrier, Type 4 (Cast-in-Place,
Bridge and Roadway with Illumination)

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

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

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-95(M)  Concrete Curb and Curb and Gutter

OPTIONAL REQUIREMENTS
None

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

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

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