SECTION_01_27_00___DEFINITION_OF_CONTRACT_LINE_ITEMS_0005.pdf
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- Solicitation number
- 140P2021R0143
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This document defines contract line items for the stabilization of Alcatraz Wharf. The project will repair and seismically strengthen the historic steel-cased concrete piles, beams, and slabs of the wharf through various contract line items. Line items 1 through 9 cover Type 1 and Type 2 beam, slab, and pile repairs using cast-in-place concrete or shotcrete. Line items 10 through 15 present optional add alternates for repairs and replacements to the finger pier. Line item 16 provides an additional alternate for Type 1 pile repairs. Measurement and payment methods are defined for each line item. The work will be undertaken by the National Park Service to restore and strengthen the contributing wharf of the Alcatraz Island National Historic Landmark District.
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GOGA - 215726 01 27 00 - 1
DEFINITION OF CONTRACT LINE ITEMS
SECTION 01 27 00 – DEFINITION OF CONTRACT LINE ITEMS
PART 1 - GENERAL
1.1 SUMMARY
A. The intent of this section is to explain, in general, what is and what is not included in a contract line item, and the limits or cut-off points where one item ends and another begins.
B. If no contract line item exists for a portion of the work, include the costs in a related item.
1.2 DEFINITIONS
A. “Unit Price”: a price per unit of measurement for materials and services necessary to perform the Work defined below and in the Contract Documents, include all necessary material, cost for delivery, protection, engineering & testing, access, installation, insurance, supervision, overhead, and profit.
B. Type 1 work involves repairing concrete members (beams, slabs, and piles) with cast-in-place concrete or shotcrete. Type 1 work does not include repair to rebar.
C. Type 2 work involves repairing concrete members (beams, slabs, and piles) with cast-in-place concrete or shotcrete. Type 2 work includes repair to rebar.
1.3 PROCEDURES
A. Payment for unit price work will be made only for the actual quantities of work installed.
B. For each unit price the approved Schedule of Values will establish defined subtasks and an associated percentage completion of the unit price work in order to receive partial payment of unit price items.
C. The Contracting Officer reserves the right to reject Contractor’s measurement of work-in-place that involves use of established unit prices and to have this work measured, at Government’s expense, by an independent surveyor mutually acceptable to the Government and Contractor.
D. The Line Item descriptions of work below are in outline form and are intended only to present an overview of the of the work included under each item. Each item includes the cost associated with mobilization and general conditions.
PART 2 - PRODUCTS
NOT USED
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PART 3 - EXECUTION
Stabilize Alcatraz Wharf Project includes:
Base Bid: Contract line items 01 through 09 11 Add alternate #1, Finger Pier Project: Contract line item options 10 through 15 12 through 17 Add alternate #2: Contract line item option 16 18.
3.1 CONTRACT LINE ITEM NO. 01 TYPE 1 BEAM REPAIR:
A. Type 1 Beam Repair consists of furnishing transportation, labor, materials, and equipment to perform concrete beam repairs. Repairs will utilize cast-in-place concrete or shotcrete for beams.
All edge beams shall be repaired with cast-in-place concrete. The work includes but is not limited to installation of safety barriers, inspection of work, demolition and removal of damaged concrete, surface preparation of rebar, preparation of concrete surfaces, scaffolding, placing concrete, curing concrete, removal of scaffolding, repair of any defects, and clean up.
B. Measurement will be made on a linear square foot of beam soffit basis. The base contract quantity is 316 linear 627 square feet.
C. Payment will be made at the contract unit price per linear square foot.
3.2 CONTRACT LINE ITEM NO. 02 TYPE 2 BEAM REPAIR:
A. Type 2 Beam Repair consists of furnishing transportation, labor, materials, and equipment to perform concrete beam repairs including rebar repairs. Repairs will utilize cast-in-place concrete or shotcrete for beams. All edge beams shall be repaired with cast-in-place concrete. The work includes but is not limited to installation of safety barriers, inspection of work, demolition and removal of damaged concrete, surface preparation of rebar, repair to rebar, installation of new rebar, preparation of concrete surfaces, scaffolding, placing concrete, curing concrete, removal of scaffolding, repair of any defects, and clean up.
B. Measurement will be made on a linear square foot of beam soffit basis. The base contract quantity is 1,889 linear 3,786 square feet.
C. Payment will be made at the contract unit price per linear square foot.
3.3 CONTRACT LINE ITEM NO. 03 TYPE 1 SLAB REPAIR:
A. Type 1 Slab Repair consists of furnishing transportation, labor, materials, and equipment to perform concrete slab repairs. Concrete repairs will utilize shotcrete. The work includes but is not limited to installation of safety barriers, inspection of work, demolition and removal of damaged concrete, surface preparation of rebar, preparation of concrete surfaces, scaffolding, placing concrete, curing concrete, removal of scaffolding, repair of any defects, and clean up.
B. Measurement will be made on a square foot basis. The base contract quantity is 1,306 square feet.
C. Payment will be made at the contract unit price per square foot.
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3.4 CONTRACT LINE ITEM NO. 04 TYPE 2 SLAB REPAIR:
A. Type 2 Slab Repair consists of furnishing transportation, labor, materials, and equipment to perform concrete slab repairs including rebar repairs. Concrete repairs will utilize shotcrete. The work includes but is not limited to installation of safety barriers, inspection of work, demolition and removal of damaged concrete, surface preparation of rebar, repair to rebar, installation of new rebar, preparation of concrete surfaces, scaffolding, placing concrete, curing concrete, removal of scaffolding, repair of any defects, and clean up.
B. Measurement will be made on a square foot basis. The base contract quantity is 2,417 square feet.
C. Payment will be made at the contract unit price per square foot.
3.5 CONTRACT LINE ITEM NO. 05 TYPE 1 PILE REPAIR:
A. Type 1 Pile Repair consists of furnishing transportation, labor, materials, and equipment to perform the repairs to damaged piles. and the replacement of three piles on the Fixed Wharf. The work includes but is not limited to installation of safety barriers, inspection of work, partial removal of existing steel shell, demolition and removal of damaged concrete, surface preparation of rebar, repair/installation of rebar, install pile jackets, preparation of concrete surfaces, placing concrete, grouting, removing scaffolding, repair of any defects, and clean up. A Type 2 Pile Repair includes the installation of rebar while a Type 1 Pile Repair does not.
B. Measurement will be made on a linear foot basis. The base contract quantity is 1,924 1,145 linear feet.
C. Payment will be made at the contract unit price per linear foot.
3.6 CONTRACT LINE ITEM NO. 06 TYPE 2 PILE REPAIR:
A. Type 2 Pile Repair consists of furnishing transportation, labor, materials, and equipment to perform repairs to damaged piles. The work includes but is not limited to installation of safety barriers, inspection of work, partial removal of existing steel shell, demolition and removal of concrete, surface preparation of rebar, repair/installation of rebar, install pile jackets, preparation of concrete surfaces, placing concrete, grouting, removing scaffolding, repair of any defects, and clean up.
B. Measurement will be made on a linear foot basis. The base contract quantity is 779 linear feet.
C. Payment will be made at the contract unit price per linear foot.
3.7 CONTRACT LINE ITEM NO. 07 PILE REPLACEMENT
A. Pile Replacement consists of furnishing transportation, labor, materials, and equipment to replace three piles on the Fixed Wharf. The work includes but is not limited to the installation of safety barriers, inspection of work, demolition and removal of concrete, GOGA - 215726 01 27 00 - 4 driving a pile casing, installation of rebar, placing concrete, grouting, removing scaffolding, repair of any defects, and clean up.
B. Measurement will be made on a linear foot basis. The base contract quantity is 55 linear feet.
C. Payment will be made at the contract price per linear foot.
3.8 CONTRACT LINE ITEM NO. 06 08 SEISMIC DOLPHINS:
A. Seismic Dolphins consists of furnishing transportation, labor, materials, and equipment to perform the installation of two seismic dolphins. The first seismic dolphin will be located between horizontal Gridlines W and U and vertical Gridlines 7 and 9. The second seismic dolphin is located between horizontal Gridlines H and F and vertical Gridlines 5 and 8. The first seismic dolphin consists of four steel pipe piles while the second seismic dolphin consists of six steel pipe piles. The pipe piles are 30” in diameter. Seismic Dolphins also includes the installation of a concrete cap and connection of the cap to the existing concrete. The work includes but is not limited to the installation of safety barriers, inspection of work, demolition of slabs and tops of existing piles, disposal of removed materials, preparation of concrete surfaces, drilling rock sockets, driving of a pile casing, installation of an architectural slab, repair of any defect, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.9 CONTRACT LINE ITEM NO. 07 09 SEISMIC JOINT:
A. Seismic Joint consists of furnishing transportation, labor, materials, and equipment to perform the installation of a seismic joint between Gridlines AA and BB. The seismic joint will be covered by a ¾” thick plate. To support this cover plate and frame the joint, concrete will be cast on either side and steel sections and anchors will be cast-in or post installed. The work includes but is not limited to the installation of safety barriers, inspection of work, slab demolition, slab removal, disposal of removed materials, pile installation, installation of a pilaster, epoxy doweling of rebar and anchors, installation of steel sections, repair of any defects, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.10 CONTRACT LINE ITEM NO. 08 10 UTILITY REPLACEMENT
A. Utility Replacement consists of furnishing transportation, labor, materials, and equipment to remove and replace all existing utility lines below the Fixed Wharf. The work includes but is not limited to installation of safety barriers, inspection of work, demolition and removal of existing utility lines, installation of new utility lines, installation of utility hangers and anchors, repair of any defects, and clean up.
B. No separate measurement of quantities will be made.
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C. Payment will be made at the contract lump sum price.
3.11 CONTRACT LINE ITEM NO. 09 11 CONCRETE CURB REPAIR
A. Concrete Curb Repair consists of furnishing transportation, labor, materials and equipment to remove and replace damaged concrete curb.
B. Measurement will be made on a linear foot basis. The base contract quantity is 98 linear feet.
C. Payment will be made at the contract unit price per linear foot.
3.12 CONTRACT LINE ITEM OPTION NO. 10 12, ADD ALTERNATE #1, MOVABLE
LANDING:
A. Movable Landing consists of furnishing transportation, labor, materials, and equipment to furnish and install the new movable landing. The moveable landing will be replaced with steel channels of similar size to existing steel channels. The movable landing shall be hot dip galvanized. Prior to installation shop drawings that have been signed and stamped by a licensed California Engineer shall be submitted to Contracting Officer for review. The lifting mechanism shall have its cables and sheaves replaced. The lifting winch shall be replaced and shall include limit switches. The work includes but is not limited to the installation of safety barriers, inspection of work, submittal of stamped shop drawings of movable gangway, demolition and removal of existing gangway, disposal of removed materials, installation of structural steel channels, installation of decking, repair of any defects, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.13 CONTRACT LINE ITEM OPTION NO. 11 13, ADD ALTERNATE #1, REPLACEMENT OF
TIMBER PILES:
A. Replacement of Timber Piles consists of furnishing transportation, labor, materials, and equipment to furnish and install 8 new timber piles on the Finger Pier. The work includes but is not limited to the installation of safety barrier, inspection of work, removal of damaged piles indicated on drawings, disposal of removed materials, pile coating, pile driving, repair of any defects, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.14 CONTRACT LINE ITEM OPTION NO. 12 14, ADD ALTERNATE #1, RECONSTRUCT THE
CROSS BRACING AND OTHER PIER TIMBERWORK:
A. Reconstruct the Cross Bracing consists of furnishing transportation, labor, materials, and equipment to furnish and reconstruct 3 cross braces on the Finger Pier, resetting the waler between piles 35 and 36, and replacing the waler between piles 43 and 44. The work includes
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but is not limited to the installation of safety barrier, inspection of work, removal of damaged cross braces indicated on drawings, disposal of removed materials, pier timberwork, repair of any defects, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.15 CONTRACT LINE ITEM OPTION NO. 13 15, ADD ALTERNATE #1, STEEL FENDER PILE:
A. Steel Fender Pile consists of the furnishing transportation, labor, materials, and equipment to furnish and install a steel fender pile along Gridline 5. The steel fender pile will consist of a 10.75” diameter steel pipe pile enveloped in an HDPE sleeve. The work includes but is not limited to the installation of safety barriers, inspection of work, pile driving, pile coating, repair of defects, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.16 CONTRACT LINE ITEM OPTION NO. 14 16, ADD ALTERNATE #1, HYBRID PILES:
A. Hybrid Piles consists of the furnishing transportation, labor, materials, and equipment to furnish and install four hybrid piles along Gridline 5. A hybrid pile consists of a 10.75” diameter steel pipe pile enveloped in an HDPE sleeve with a timber stub attached to the top of the pipe pile and sleeve. The work includes but is not limited to the installation of safety barriers, inspection of work, removal of damaged piles, disposal of removed materials, pile driving, pile coating, repair of any defects, and clean up. Installation will include connection to existing pier.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
3.17 CONTRACT LINE ITEM OPTION NO. 15 17, ADD ALTERNATE #1, COATING PORTAL
FRAMES:
A. Coating Portal Frames consists of furnishing transportation, labor, materials, and equipment to clean and recoat the two portal frames at the movable landing. The work includes but is not limited to installation of safety barriers, inspection of work, surface preparation of portal frames, coating/painting of portal frames, repair of any defects, and clean up.
B. No separate measurement of quantities will be made.
C. Payment will be made at the contract lump sum price.
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3.18 CONTRACT LINE ITEM OPTION NO. 16 18, ADD ALTERNATE #2, TYPE 1 PILE REPAIR:
A. Pile Repair consists of furnishing transportation, labor, materials, and equipment to perform the repairs to damaged piles on the Fixed Wharf. The work includes but is not limited to installation of safety barriers, inspection of work, partial removal of existing steel shell, demolition and removal of damaged concrete, surface preparation of rebar, repair/installation of rebar, install pile jackets, preparation of concrete surfaces, placing concrete, grouting, removing scaffolding, repair of any defects, and clean up. A Type 2 Pile Repair includes the installation of rebar while a Type 1 Pile Repair does not.
B. Measurement will be made on a linear foot basis. The base contract quantity is 673 linear feet.
C. Payment will be made at the contract unit price per linear foot.
END OF SECTION 01 27 00
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