TxDOT Specifications

1995 Statewide Special Specifications

(Items 4001 to 4180)

Last Update (09/18/2003)

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Table Of Contents

4001 ASPHALTIC PLUG EXPANSION JOINT SYSTEM
4008 REPAIR FILLET WELDS
4010 RELOCATING IRRIGATION APPURTENANCES
4012 ADJUST STEEL SHOES
4013 CAST-IN-PLACE CONCRETE SEWER PIPE (NONREINFORCED)
4014 CONCRETE LOW-HEAD PRESSURE PIPE
4017 ELASTOMERIC SEALED EXPANSION JOINTS FOR BRIDGES
4019 WATERPROOFING JOINTS IN CONCRETE PAVEMENT OR BRIDGE DECKS
4022 PENETRATING CONCRETE SURFACE TREATMENT
4024 PRECAST C-SPAN CULVERT STRUCTURES
4026 IRRIGATION WELLS, GATES AND VALVES
4130 CONCRETE BRIDGE DECK REPAIR
4156 FLOWABLE BACKFILL
4180 HEADER TYPE BRIDGE JOINT WITH OR WITHOUT SEALANT

ITEM NO. - TITLE AND REQUIREMENTS

4001 - ASPHALTIC PLUG EXPANSION JOINT SYSTEM

SPECIFICATION REQUIREMENTS
1) Locations of the expansion joints to be replaced with the asphaltic plug expansion joint systems
    (or the alternative expansion joint systems) must be shown on the plans.
2) A cross section showing the details of the asphaltic plug expansion joint system (or the alternative
    expansion joint system) must be shown on the plans.
3) Check with the Design Division's Bridge Coordination Section to determine the alternate bid items
    needed for the expansion joint systems.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Asphaltic Plug Expansion Joint System" M

REFERENCE ITEMS
None

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4008 - REPAIR FILLET WELDS

SPECIFICATION REQUIREMENTS
1) Locations of the existing structures to be repaired must be shown on the plans.
2) The size and length of each weld repaired shall be the same as the one being replaced unless
    otherwise directed by the Engineer.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Repair Fillet Welds" M

REFERENCE ITEMS
(441, 448)

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4010 - RELOCATING IRRIGATION APPURTENANCES

SPECIFICATION REQUIREMENTS
1) Locations and details for relocating irrigation appurtenances must be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Relocating Irrigation Vent" EA
2) "Relocating Irrigation Valve" EA
3) "Relocating Irrigation Gate" EA
4) "Relocating Irrigation Well" EA
5) "Relocating Irrigation (Type of Appurtenance)" EA

REFERENCE ITEMS
(400, 421, 464)

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4012 - ADJUST STEEL SHOES

SPECIFICATION REQUIREMENTS
1) The locations for adjusting steel shoes must be shown on the plans or as
    required by the Engineer.
2) Details for adjusting steel shoes on a structure must be shown on the plans.

OPTIONAL REQUIREMENTS
1) When shoes require replacement, they will be replaced in accordance with Item 442
    and the original details.

PAYMENT DESCRIPTION UNITS
1) "Adjust Steel Shoes" EA

REFERENCE ITEMS
(429, 441, 446, 448)

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4013 - CAST-IN-PLACE CONCRETE SEWER PIPE (NONREINFORCED)

SPECIFICATION REQUIREMENTS                                                                                    
1) The locations and grades for the cast-in-place concrete sewer pipes will be 
    shown on the plans.
2) The size of the pipe diameters and lengths of the cast-in-place concrete sewer pipes
     will be shown on the plans.
3) This is a plans quantity measurement Item.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Pipe Sewers (Cast-In-Place) (Size Specified)" M

REFERENCE ITEMS
(400, 420, 421)

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4014 - CONCRETE LOW-HEAD PRESSURE PIPE

SPECIFICATION REQUIREMENTS
1) The locations and grades for the concrete low-head pressure pipes will be shown on plans.
2) The size of the pipe diameters, lengths and classes of the concrete low-head pressure pipes will
    be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Reinforced Concrete Low-Head Pressure Pipe (Class and Size Specified)" M
2) "Plain Concrete Low-Head Pressure Pipe (Size Specified)" M

REFERENCE ITEMS
(400, 464)

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4017 - ELASTOMERIC SEALED EXPANSION JOINTS FOR BRIDGES

SPECIFICATION REQUIREMENTS                                                                                    
1) The locations, sizes and installation details of the elastomeric sealed expansion joints
     will be shown on the plans.
2) The lengths of the steel rails will be shown on the plans.
3) The width or rated movement of the seals will be shown on the plans.
4) The blockout area adjacent to the expansion joint will be formed to the dimensions
    shown on the plans.
5) The steel rails will be set in position at the proper line and grade with the distance
    between the rails set with respect to the temperature as shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Elastomeric Sealed Expansion Joint (Size Specified)" M

REFERENCE ITEMS
(441)

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4019 - WATERPROOFING JOINTS IN CONCRETE PAVEMENT OR BRIDGE DECKS

SPECIFICATION REQUIREMENTS                                                                                   
1) Locations of the joints for waterproofing either for concrete pavements or for bridge
    decks must be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Waterproofing Joints (Membrane Width Specified)" M

REFERENCE ITEMS
None

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4022 - PENETRATING CONCRETE SURFACE TREATMENT

SPECIFICATION REQUIREMENTS
1) Locations to receive the surface treatment will be shown on the plans.
2) The class of surface treatment will be shown on the plans.
3) This is a plans quantity measurement Item.

PAYMENT DESCRIPTION UNITS
1) "Penetrating Concrete Surface Treatment - Class I " M2
2) "Penetrating Concrete Surface Treatment - Class II " M2

REFERENCE ITEMS
(446)

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4024 - PRECAST C-SPAN CULVERT STRUCTURES

SPECIFICATION REQUIREMENTS
1) The locations, types, sizes and installation details of the C-span culvert structures
    will be shown on the plans.
2) The design details and reinforcement details of the C-span culvert structures will
    be shown on the plans.
3) The elevation of the cast-in-place concrete footings will be shown on the plans.
4) The cast-in-place concrete footings will be constructed in accordance with the details and to
    the grades shown on the plans.

OPTIONAL REQUIREMENTS
1) When prestressing is required, it shall be in accordance with Item 426.

PAYMENT DESCRIPTION UNITS
1) "Precast C-Span Culvert Structures (Size and Type, Specified)" M

REFERENCE ITEMS
(400, 420, 421, 437, 440, 524, 526)

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4026 - IRRIGATION WELLS, GATES AND VALVES

SPECIFICATION REQUIREMENTS
1) If brick is used to construct the irrigation wells, the inlet shall be square and
    constructed to the inside dimensions specified on the plans.
2) If reinforced concrete pipe is used to construct the irrigation wells, the inside
    diameter of the pipe shall be specified on the plans.
3) The size of the irrigation wells will be determined by the inside dimensions of the
    brick inlet or the inside diameter of reinforced concrete pipe.
4) The locations of the irrigation wells will be shown on the plans.
5) Concrete foundations will be constructed at the locations shown on the plans.
6) Gates and valves will be installed at locations shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Irrigation Well (Size Specified)" EA
2) "Well Gate (Size Specified)" EA
3) "Irrigation Valve (Size Specified)" EA

REFERENCE ITEMS
(421, 440, 464)

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4130 - CONCRETE BRIDGE DECK REPAIR
         (Routine Maintenance Contracts Only)

SPECIFICATION REQUIREMENTS
1) The locations will be as directed by the Engineer.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Bridge Deck Repair (Class I) (Subclass Specified)" M2
2) "Bridge Deck Repair (Class II) (Subclass Specified)" M2
3) "Bridge Deck Repair (Class III) (Subclass Specified)" M2

REFERENCE ITEMS
(420, 421, 437, 440, 483, 485)

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4156 - FLOWABLE BACKFILL

SPECIFICATION REQUIREMENTS
1) Specify the mix design type on the plans.
2) Locations and/or areas using flowable backfill must be shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Flowable Backfill" M3

REFERENCE ITEMS
(421, 524)

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4180 - HEADER TYPE BRIDGE JOINT WITH OR WITHOUT SEALANT

SPECIFICATION REQUIREMENTS
1) The locations for Bridge Joint with or without sealant shall be in accordance with the
    details shown on the plans.
2) Approved joint systems shall be those shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Header Type Bridge Joint" M3
2) "Joints Sealant" M

REFERENCE ITEMS
(433, 438)

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4312 - INTERLOCKING ARTICULATING CONCRETE BLOCKS

SPECIFICATION REQUIREMENTS
1) The locations and dimensions will be shown on the plans.
2) Type II cement shall be used in sulfate and/or salt-water environments as determined
    by the Engineer.
3) Areas on which Filter Fabric and Interlocking Articulating Concrete Blocks are to be
    placed shall be constructed to the lines and grades as shown on the plans.
4) Interlocking Articulating Concrete Blocks shall be constructed to the specified lines
    and grades shown on the plans.
5) Excavation and preparation for the Interlocking Articulating Concrete Block Anchor
    Trenches, Toe Trenches and Aprons, Top Trenches, Upstream Termination Trenches,
    and Downstream Termination Trenches shall be as shown on the plans.

OPTIONAL REQUIREMENTS
None

PAYMENT DESCRIPTION UNITS
1) "Interlocking Articulating Concrete Blocks" M2

REFERENCE ITEMS
None

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