1A. Mobilization
Installation/removal of all traffic control devices, laydown yard, and cleaning/restoration of work areas.
1
lump sum
Mobilization/Demobilization
1B. Blackout Date
Blackout Periods removal/installation of all traffic control devices, and cleaning/restoration of work areas for temporary use during the blackout.
1
lump sum
Mobilization/Demobilization
2. Install and Maintain TCP
Traffic Control Devices
1
lump sum
Traffic Control
3. Running Beam Coating and Waterproofing
Running Beam Coating: Coating system of a crack bridging and waterproofing product on running beams and deck. Fill cracks with SIKAFLEX 444 and apply waterproofing SIKALASTIC Vehicular 2900 or equal.
1,750
square foot
Surface Repair
4. Running Beam Nosing Repair
Nosing Repair: Contractor shall use a saw cut (or other tools) to square damages in the running guideway beam at the joints or intersections. Repair the area using rapid-set mortar and epoxy mortar.
36
square foot
Surface Repair
5. Shear Key, Bearing Pad replacement, Grout Pad and Steel Diaphragm Installation
Grout Repair: Contractor shall remove the damaged grout under steel connections on the skyway. Following preparing the area, form and pour the area sing rapid-set mortar
10
square foot
Surface Repair
6. Curb Repair & Contraction Joints
Curb repair: The contractor shall remove the damaged curb and install a new curb (6"x 5") to match the existing thickness and elevation. The price includes installing new steel dowels to the existing slab and applying corrosion inhibitor paint (AMP UP RB or equivalent).
101
linear foot
Surface Repair
7. Curb Repair & Contraction Joints
Contraction Joints: The contractor shall use an appropriate saw machine and saw-cut up to 1/8" of the existing curb down to the existing structural slab without damaging the slab and seal the cut with a flexible sealant such as Sikaflex -2c NS EZ Mix+ or equivalent.
115
linear foot
Surface Repair
8. Crack Injection
Epoxy Injection: for structural cracks wider than .004" and less than 1/4": Epoxy inject cracks with SIKADUR 31 HI-MOD GEL Cap Seal, SIKADUR 35, and HI-MOD LV Epoxy Resin. for structural cracks wider than 1/4": Epoxy inject cracks with SIKADUR 31 HI-MOD GELCap Seal and SIKADUR INJECTION GEL Epoxy Resin
11,462
linear foot
Surface Repair
9. Expansion Joints
Expansion joint: The contractor shall remove and replace the existing expansion joints. Price EMSEAL Colorseal Seismic, including nosing repair if needed. In areas lower than 1", the backer rod and sealant shall be used following EOR approval. The contractor shall coordinate with the manufacturer regarding warranty
970
linear foot
Surface Repair
10. Spalling Repair & Plate Repair
Friction Coating: The contractor shall prepare a steel plate in the transition zones for new epoxy coating. The new coating shall match the existing one
250
square foot
Surface Repair
11. Spalling Repair & Plate Repair
Partial-depth Concrete Repair (Spalling)—Contractor Repair horizontal concrete spalls up to 3" in depth per ICRI Guidelines. Price (SIKACRETE 211, SIKACRETE 211 SCC PLUS, SIKAQUICK 1000, SIKA VOH or Equivalent following consulting with EOR.) Work to include saw cutting, replacement of deteriorated steel, surface preparation and coating of exposed steel.
16,474
square foot
Bridge Repairs
12. Spalling Repair & Plate Repair
Full Depth Concrete Repair - Repair horizontal concrete spalls up to full depth (8" depth) of the concrete slab edge per ICRI Guidelines Price (SIKACRETE 211, SIKACRETE 211 SCC PLUS or equivalent). Work to include saw cutting, replacement of deteriorated steel, surface preparation and coating of exposed steel.
250
square foot
Bridge Repairs
13. Shear Key, Bearing Pad replacement, Grout Pad and Steel Diaphragm Installation
Steel Diaphragm: Contractor shall install diaphragms between prestressed beams. The work includes steel beams, connection plates, drilling, and grouting of holding down bolts
40
each
Bridge Repairs
14. Shear Key, Bearing Pad replacement, Grout Pad and Steel Diaphragm Installation
Shear Key: Contractor shall prepare the areas for shear keys and install a shear key as shown in the details. Work to include drilling anchors, installing steel reinforcement and concrete/non-shrink grout.
40
each
Bridge Repairs
15. Shear Key, Bearing Pad replacement, Grout Pad and Steel Diaphragm Installation
Bearing Pad: The contractor shall remove and replace the damaged bearing pad with a new bearing pad matching the existing bearing pad property. Work includes lifting the span as necessary to replace the indicated bearing pad in accordance with TXDOT spec (Item 787). Bearing pad material in accordance with TxDOT spec 434.
40
each
Bridge Repairs
16. Shear Key, Bearing Pad replacement, Grout Pad and Steel Diaphragm Installation
Grout Pad: Remove the delaminated grout pad and prepare the area up to engineers of record satisfaction. Form the area and pour fiber-reinforced concrete or non-shrink grout to match the existing.
12
square foot
Bridge Repairs
17. Spalling Repair & Plate Repair
Rust Spot Concrete Repair - Remove miscellaneous exposed steel from concrete and repair per ICRI guidelines. Price (AMP UP RB and SIKATOP 123 PLUS)
250
each
Bridge Repairs
18. Strengthening of Existing Structure
FRP strengthening: The contractor shall coat the area receiving FRP fabric material with Sika 330, a two-component, medium-viscosity structural epoxy adhesive, immediately before installing it. Then, Pre-saturate FRP fabric with SIKADUR 300, a two-component, low-viscosity structural epoxy saturant resin, and apply the saturated material to the prepared surface. Or use equal upon EOR approval.
3,500
square foot
FRP
19. Strengthening of Existing Structure
Ledge Beam: contractor shall design and provide 0.31in2/ft steel equivalent to the bent caps experiencing bending cracks. Prior to installing FRP spikes, the contractor shall use GPR to locate the steel locations. The FRP installation shall be in between the prestressed beams.
1,800
linear foot
FRP