buffalostone.doc

Section SF 1449 - CONTINUATION SHEET

SCOPE OF WORK

PRECAST CONCRETE BLOCK

PRODUCTION AND DELIVERY

BUFFALO HARBOR

TABLE OF CONTENTS

PART 1 GENERAL

1.1 Scope

1.2 Applicable Publications

1.3 Submittals

1.4 Material Production, Inspection And Testing

PART 2 PRODUCTS

2.1 Concrete Units

2.2 Concrete (High Performance Concrete)

2.3 Reinforcing

2.4 Concrete Curing

2.5 Form Materials

PART 3 EXECUTION

3.1 Manufacturing (General)

3.2 Forming, Casting and Handling Units

3.3 Delivery

3.4 Delivery Schedule

3.5 Period of Performance

3.6 Contract Minimum and Maximum Amounts

3.7 Formal Acceptance

3.8 Payment

PRECAST CONCRETE BLOCK

PRODUCTION AND DELIVERY

PART 1 GENERAL

1.1 SCOPE

1.1.1 This Section details the technical requirements for manufacturing and delivering precast concrete blocks to the dimensions listed that will be utilized by USACE force account for the repair and construction of breakwaters at various harbors on the Great Lakes.

1.1.2 The intent of this specification is defined below:

1.1.2.1 Precast three types of breakwater units for use on laid-up breakwater reconstruction or rehabilitation:

1. Breakwater slope unit

2. Breakwater deck unit

3. Breakwater toe unit

1.1.2.2 Deliver concrete units to the required locations at the required delivery rate as detailed in this Section. The units will be off-loaded from trucks at the delivery location by Government equipment.

1.2 APPLICABLE PUBLICATIONS

1.2.1 The following publications form a part of this specification to the extent indicated by the references provided. Publications are referred to hereafter by abbreviated designation only.

1.2.1.1 American Concrete Institute (ACI) Standards.

1.2.1.2 ACI 305R-77 (R 1982) Hot Weather Concreting.

1.2.1.3 ACI 306R-78 Cold Weather Concreting

1.2.1.4 ODOT Item 499 Concrete - General (CMS 2005)

1.2.1.5 1.2.1.4 NYSDOT Section 500 Portland Cement Concrete

1.2.1.6 American Society for Testing and Materials (ASTM) Standards With Corresponding CRD Standard Indicated Where Available.

1.2.1.7 C 31-87 (CRD-C 11)

Making and Curing Concrete Test Specimens in the Field.

1.2.1.8 C 33-86 (CRD-C 133)

Concrete Aggregates

1.2.1.9 C 39-86 (CRD-C 14)

Compressive Strength of Cylindrical Concrete Specimens

1.2.1.10 C 143-78 (CRD-C 5)

Slump of Portland Cement Concrete

1.2.1.11 C 150-86 (CRD-C 201)

Portland Cement

1.2.1.12 C 171-69 (R 1986)

Sheet Materials for Curing Concrete (CRD-C 310)

1.2.1.13 C 172-82 (CRD-C 4)

Sampling Freshly Mixed Concrete

1.2.1.14 C 231-82 (CRD-C 41)

Air Content of Freshly Mixed Concrete by the Pressure Method

1.2.1.15 C 260-86 (CRD-C 13)

Air-Entraining Admixtures for Concrete

1.2.1.16 C 309-81

Liquid Membrane-Forming Compounds for Curing Concrete

1.2.1.17 C 494-86 (CRD-C 87)

Chemical Admixtures for Concrete

1.2.1.18 C1116-03

Fiber-Reinforced Concrete and Shot Crete

1.3 SUBMITTALS

1.3.1 All submittals described in this Section are provided with a “GA” or “FIO” designation. Government approval is required for submittals with a prefix "GA" designation; submittals having an "FIO" designation are for information only and are not subject to government approval.

1.3.2 Required Submittals

1.3.2.1 Shop Drawings (GA): The Contractor shall submit shop drawings showing complete information for the manufacture of the precast concrete units. Drawings shall show sufficient details including dimensions, cross sections, location of lifting devices for handling and any other details necessary to manufacture the units. Any revision to the units as designed shall be shown on the shop drawings and subject to the COR’s approval.

1.3.2.2 Aggregate Test Reports (GA): Aggregate will be accepted on the basis of test reports that show the material meeting the requirements of the specifications under which it is furnished. ODOT TE-24’s are acceptable. Alternatively, aggregates must be from a source(s) on the NYSDOT Approved List of Sources and Coarse Aggregates that also meet the requirements for gradation and friction in NYSDOT Section 501-2.02.B.1. and B.2.

1.3.2.3 Manufacturer's Literature (GA): Literature from suppliers which demonstrates compliance with applicable specifications for the following materials (as applicable):

1.3.2.3.1 Air-entraining agent

1.3.2.3.2 Accelerating agents

1.3.2.3.3 Retarding admixture

1.3.2.3.4 Water-reducing admixture

1.3.2.3.5 Curing materials

1.3.2.3.6 Fiber Reinforcement

1.3.2.4 Hot and Cold Weather Placement Procedures (GA): The Contractor shall meet this submittal requirement only if concrete products will be produced under hot or cold weather conditions as defined in Part 3 of this Specification. The submittal shall verify compliance with the hot and cold weather procedures specified.

1.3.2.5 Production Schedule (GA): The Contractor shall provide a production schedule that clearly demonstrates that the concrete block will be produced and cured to meet the specified deliveries. The schedule shall provide the milestones for: 25% production completion, 50% production completion, 75% production completion, and 100% production completion. The milestones shall be based on concrete unit production only and shall not include cure time. The schedule and milestone dates are critical to coordinating the milestone-inspections discussed elsewhere in this Section.

1.3.2.6 Independent Testing Service qualifications (GA).

1.4 MATERIAL PRODUCTION, INSPECTION, AND TESTING

1.4.1 Inspections:

1.4.1.1 Defects: Blocks having voids or strata of segregated porous concrete, honeycombing, fracture, or other defects that, in the opinion of the Contracting Officer's Representative, would affect the structural quality of the concrete, will be cause for rejection of the unit. Rejected units shall become the property of the Contractor and shall be promptly removed from the point of final delivery of the work at no expense to the Government.

1.4.2 Testing:

1.4.2.1 The Contractor shall retain at his own expense an independent testing laboratory acceptable to the Contracting Officer to perform material evaluation tests and to design concrete mixes.

1.4.2.2 Test Procedures:

1.4.2.2.1 Concrete shall be sampled in accordance with ASTM C 172. If pumped concrete is used, samples for testing shall be obtained at the point of final placement.

1.4.2.2.2 Concrete shall be sampled and tested following the addition of all admixtures or additives

1.4.2.2.3 Slump and air content shall be determined on a daily basis in accordance with ASTM C 143 and ASTM C 231 respectively.

1.4.2.2.4 Compression test specimens shall be made and cured in accordance with ASTM C 31 and compression test specimens tested in accordance with ASTM C 39. Samples for strength tests shall be taken not less than once per day or for each 40 cubic yards of concrete used.

1.4.2.2.4.1 Three specimens shall be made from each sample, two shall be tested at 28 days for acceptance and one shall be tested at 7 days for information.

1.4.2.2.4.2 The acceptance test results shall be the average of the strengths of the two specimens tested at 28 days.

2 PART 2 PRODUCTS

2.1 CONCRETE UNITS

2.1.1 Concrete precast unit shape: All blocks shall be rectangular in shape, with adjacent faces perpendicular and opposite faces parallel within 1/2 inch of the overall dimension. All blocks shall be formed with a 3” chamfer on all corners.

2.1.2 Concrete Block Sizes:

Slope Unit:

Thickness: 2’6”, Width: 5’0”, Length: 8’0”

Toe Unit:

Thickness: 3’6”, Width: 5’0”, Length: 8’0”

Deck Unit:

Thickness: 3’6”, Width: 5’0”, Length: 8’0”

2.1.3 Lifting System:

2.1.3.1 The lifting system designed to handle the concrete units was based on commercially readily available under the trade name of the “Swift Lift System” as manufactured by the Dayton Superior Company. The components of the system are as follows:

2.1.3.1.1 The primary lifting attachment shall be the “P-50 Swift lift Universal Lifting Eye” with a rated load of 20 twenty tons. The load rating shall be based on a 5 to 1 factor of safety.

2.1.3.1.2 The portion of the lifting system embedded in the concrete units shall be the “P-53 Swift Lift Eye Anchor” with a rated load of 20 tons. The load rating shall be based on a 3 to 1 factor of safety in 2000-psi normal weight concrete. The P-53 Eye Anchor shall be used in conjunction with the “P-60 Tension Bar”.

2.1.3.1.3 The required tension bar shall be the “P-60 Swift Lift Tension Bar” (rebar style) with a rated load of 20 tons.

2.1.3.1.4 The lifting system shall be installed in strict compliance with manufacturer’s instructions. No exception will be made with respect to the manufacturer’s instructions.

2.1.3.1.5 One set (one pairs) of the lifting eyes shall be furnished and delivered to the unloading area for use by the government.

2.1.3.2 The lifting system defined in paragraph 2.1.3.1 is provided as a reference to a manufacturer that has commercially available units. Any other lifting system that provides an equivalent system shall be consider as an “or equal product”. Proper documentation by a registered civil engineer shall attest that the proposed unit is of equal or greater capacity than that defined above. Additionally, a drawing shall be submitted showing the end and edge distances that the embedded anchor will be installed.

2.1.3.3 All embedded items shall not protrude above the surface of the concrete units.

2.1.3.4 All embedded lifting items (P-53 Swift Lift Eye Anchor) shall be galvanized.

2.2 CONCRETE (High Performance Concrete)

2.2.1 Concrete Proportions: The proportions of the concrete materials for high performance shall be proportioned either per ODOT TABLE 499.03-4 Class HP or per NYSDOT Table 501-3 Concrete Mixtures.

2.2.2 The class of concrete shall be: ODOT Class HP2, or NYSDOT Class HP with the restriction that fly ash shall not be used.

2.2.3 Concrete strength at 28 days shall be (f’c) 4000-psi minimum.

2.3 CONCRETE CURING

2.3.1 Special curing methods for concrete will not be required if the Contractor avoids extreme conditions (dry/hot/cold);

2.3.2 If desired Contractor may apply a Membrane-Forming Curing Compound to surfaces of the unit when the formwork is removed.

2.3.3 Acceptable membrane forming curing compounds are ASTM C 309, Type 1-D or Type 2, Class A.

2.4 FORM MATERIALS

2.4.1 Forms

2.4.1.1 Forms shall be fabricated with facing materials that will produce a finish meeting the specified irregularities in formed surface requirements as defined in ACI 347R.

2.4.1.1.1 The class of finish that shall apply to all formed surfaces that is achieved from form facing material composed of tongue-and-groove or shiplap lumber, plywood conforming to PS-1, Grade B-B concrete form, tempered concrete form hard board or steel. Steel lining on wood sheathing will not be permitted.

2.4.2 Form Coating. Form coating shall be commercial formulation that will not bond with, stain, cause deterioration, or any other damage to concrete surfaces. The coating shall not impair subsequent treatment of concrete surfaces depending upon bond or adhesion nor impede the wetting of surfaces to be cured with water or curing compounds. If special form liners are to be used, the Contractor shall follow the recommendation of the form coating manufacturer.

3 PART 3 EXECUTION

3.1 MANUFACTURING (GENERAL)

3.1.1 The Contractor shall produce and cure concrete blocks within a schedule that will allow the material to be delivered by the Contractor to the specified locations, within the established time frame.

3.1.1.1 The Contractor shall develop this schedule in accordance with Part 1 of this Specification. The production schedule shall be documented and adhered to such that the blocks may be inspected and tentatively approved or rejected by the Contracting Officer.

3.2 FORMING, CASTING AND HANDLING UNITS

3.2.1 Each block shall be cast in one continuous operation. There shall be no cold joints.

3.2.2 Consolidation: Immediately after placing concrete, the plastic concrete shall be consolidated by internal or external formwork vibrating equipment. Vibrators shall not be used to transport concrete within the forms. The vibrating equipment shall be adequate in number of units and power to properly consolidate the concrete. Concrete shall be consolidated in horizontal layers 18 inches or less in thickness.

3.2.3 The Contractor shall be responsible for maintaining the soundness of castings: The contractor shall devise and adhere to schedules and procedures for manufacturing, handling and storing blocks in a manner that will not induce latent weakness in the units. In the event the Contracting Officer's Representative finds cause to question the structural adequacy of any block for any reason of method or occurrence that is within the Contractor's control, it shall be the Contractor's responsibility to demonstrate the acceptability of the precast unit. Any block found structurally unsound, in the opinion of the Contracting Officer's Representative, will be rejected and shall be promptly removed from the point of final delivery at the Contractor at his expense.

3.2.4 Surface Requirements:

3.2.4.1 A magnesium trowel finish is required and after consolidation, screeding and floating of the concrete.

3.2.4.2 Maximum allowable surface irregularities shall not exceed ½ inch. Allowable irregularities for surface variations, displaced, misplaced or mismatched forms, form defects, warping, unevenness, curvature, shall be considered "gradual" irregularities will be acceptable provided that the irregularities do not exceed the ½ inch tolerance.

3.2.4.3 Lifting and Handling: The Contractor shall exercise caution when removing the concrete units from the formwork. The concrete must attain a minimum of 2000 psi (f’c) prior to handling the units by way of the lifting eye system. The handling or movement of the units shall not damage or otherwise adversely affect the structural qualities of the units. Any unit damaged due to early handling will not be accepted.

3.2.5 Hot Weather Concrete Placement: If concrete is proposed to be placed under hot weather conditions, the materials and methods will be provided in accordance with the requirements of ACI 305 and the Contractor’s submitted and approved procedures. The concrete placing temperature shall not exceed 90 degrees F. Cooling of the mixing water and/or aggregates will be required to obtain an adequate placing temperature. An approved retarding admixture may be used to facilitate placing and finishing.

3.2.6 Cold Weather Concrete Placement: If concrete is proposed to be placed under cold weather conditions, the materials and methods will be provided in accordance with the requirements of ACI 306 and the Contractor’s submitted and approved procedures. Concrete shall not be subjected to freezing temperatures before it reaches minimum required compressive strength (4000 psi).

3.3 DELIVERY

3.3.1 General: The units shall be delivered to the destination set forth below with all transportation cost pre-paid. Any bid received on a basis other than FOB destination will be rejected as “non-responsive”.

3.3.2 The exact location at the respective harbors where the materials are to be delivered will be as specified under this contract. All associated land based transportation costs associated with the delivery of the material shall be FOB the specified site. The contractor will be provided a detailed location map or instructions to the delivery location listed in this contract. The precast units will be unloaded at the dock location by the government. The trucks shall be scheduled so that a minimum of twenty four (24) precast units will be delivered per week (17 slope, 3 toe, 4 deck). Additional units may be delivered at the dock location with approval of the Contracting Officer.

3.3.3 The units shall be delivered to the harbors as indicated on the bid form, at the following locations (as applicable):

Buffalo:

A dock with suitable unloading facilities located on the Buffalo Harbor waterfront.

3.3.4 Delivery Dates: The Contractor shall be prepared to start delivery of the precast units within 20 calendar days after award. Earlier delivery dates or additional delivered units may be acceptable if agreed upon by both the Contractor and the Contracting Officer. Delivery may begin when concrete strength reaches 2000 psi.

3.3.5 The following is a list of contract representatives authorized to place calls against this contract:

Shelia Lewis

716-879-4254

Richard Reffner 716-879-4250

Sabrina Brinkman 716-879-4259

Cheryl Michener 716-879-4211

3.3.6 The contractor will be notified in writing of any changes to the above listed personnel authorized to place calls against the contract.

3.4 DELIVERY SCHEDULE

3.4.1 The basic delivery schedule shall follow the following format;

3.4.1.1 Scheduling of the units will be the responsibility of the derrick boat master. The contractor will be advised of the requirements as soon as practical, but no later than the day before.

3.4.1.2 Shipments of materials prior to the start date may be permitted; with the approval of the Contracting Officer and dependant upon availability of unloading equipment.

3.4.1.3 Materials shall be delivered to the respective sites during weekdays during scheduled time periods between 1500 and 1600 hours, Monday thru Thursday (except federal holidays); other times may be available but must be coordinated with the Contracting Officer.

3.5 PERIOD OF PERFORMANCE

3.5.1 Contract period of performance is Base Period - 24 months from date of award. First Option period, if exercised by the Government, will be 12 months starting at end of base period.

3.6 CONTRACT MINIMUM AND MAXIMUM AMOUNTS

3.6.1 The Minimum Contract Amounts will be as follows:

3.6.1.1 Base Period, Year One – $10,000.00

3.6.1.2 Base Period, Year Two – $5,000.00

3.6.1.3 Option Period, Year Three (if exercised by the Government) – $5,000.00

3.6.1.4 The Contractor is entitled to orders from the Government equaling or exceeding the Minimum Contract Amounts listed above prior to expiration of the periods listed above. The Government’s obligation is fulfilled as soon as the aggregate total price of materials ordered under this Contract equals or exceeds the sum of the incremental amounts listed above. The Government may meet this obligation early.

3.6.2 The Maximum Contract Amount will not exceed $1,500,000.00.

3.7 FORMAL ACCEPTANCE

3.7.1 Formal acceptance of the material will be made at the dock after the material has been inspected and found to conform to contract requirements. Any precast unit found to be unacceptable under these specifications shall be removed from the site at the expense of the Contractor.

3.7.2 Delivery tickets shall be accepted and signed by the Corps of Engineers representative or the derrick boat master at the time of delivery. A check will be performed to insure that the material loaded matches the number of tickets presented to the Corps Representative.

3.7.3 Delivery of material that cannot be verified by delivery tickets will not be accepted and signed for by the Corps representative and will not be accepted for payment. On delivery of each shipment, copies of bills of lading will be forwarded as follows:

Department of the Army

U.S. Army Engineer District, Buffalo

Ohio Area Office

ATTN: Mrs. Dorothy Wagner

1035 East 9th Street

Cleveland, OH 44114

3.8 PAYMENT

3.8.1 Payments will be made by:

USACE Finance Center

ATTN: CEFC-AO-P

5720 Integrity Drive

Millington, TN 38054-5045

--End of Section-

To issue task orders

FFP

FOB: Destination

PURCHASE REQUEST NUMBER: W81EU681347869

NET AMT

Slope Unit (1-60) Base Period Yr 1

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be one (1) to sixty (60) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Slope Unit (61-240) Base Period Yr 1

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be sixty-one (61) to two-hundred and forty (240) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Slope Unit (241-480) Base Period Yr 1

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be two-hundred fourty-one (241) to four-hundred and eighty (480) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Deck Unit (1-10) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be considered as part of the cost for the material. Quanity shall be one (1) to ten (10) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Deck Unit (11-40) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be considered as part of the cost for the material. Quanity shall be eleven (11) to forty (40) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Deck Unit (41-80) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be consideedr as part of the cost for the material. Quanity shall be forty-one (41) to eighty (80) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Toe Unit Type 1 (1-12) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Toe Unit Type 1 (13-48) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be thirteen (13) to forty-eight (48) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Toe Unit Type 1 (49-96) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be orty-nine (49) to ninety-six (96) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Toe Unit Type 2 (1-12) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Toe Unit Type 2 (13-48) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be thirteen (13) to forty-eight (48) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Toe Unit Type 2 (49-96) Base Period Yr 1

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be orty-nine (49) to ninety-six (96) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Slope Unit (1-60) Base Period Yr 2

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be one (1) to sixty (60) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Slope Unit (61-240) Base Period Yr 2

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be sixty-one (61) to two-hundred and forty (240) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Slope Unit (241-480) Base Period Yr 2

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be two-hundred fourty-one (241) to four-hundred and eighty (480) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Deck Unit (1-10) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be considered as part of the cost for the material. Quanity shall be one (1) to ten (10) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003.

NET AMT

Deck Unit (11-40) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be considered as part of the cost for the material. Quanity shall be eleven (11) to forty (40) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Deck Unit (41-80) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be consideedr as part of the cost for the material. Quanity shall be forty-one (41) to eighty (80) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Toe Unit Type 1 (1-12) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Toe Unit Type 1 (13-48) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be thirteen (13) to forty-eight (48) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Toe Unit Type 1 (49-96) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be orty-nine (49) to ninety-six (96) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Toe Unit Type 2 (1-12) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Toe Unit Type 2 (13-48) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be thirteen (13) to forty-eight (48) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Toe Unit Type 2 (49-96) Base Period Yr 2

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be orty-nine (49) to ninety-six (96) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

Slope Unit (1-60) Option Per. Yr 3

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be one (1) to sixty (60) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be sixty-one (61) to two-hundred and forty (240) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and deliver Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for SLOPE UNITS shall be considered as part of the cost for the material. Quantity shall be two-hundred fourty-one (241) to four-hundred and eighty (480) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be considered as part of the cost for the material. Quanity shall be one (1) to ten (10) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be considered as part of the cost for the material. Quanity shall be eleven (11) to forty (40) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for DECK UNITS shall be consideedr as part of the cost for the material. Quanity shall be forty-one (41) to eighty (80) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 1 shall be considered as part of the cost for the material. Quanity shall be thirteen (13) to forty-eight (48) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be one (1) to twelve (12) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be thirteen (13) to forty-eight (48) units. Payment will be made upon receipt of certified invoice submitted to to Mrs. Dorothy Wagner, U.S. Army Corps of Engineers, Ohio Area Office, 1035 East 9th Street, Cleveland, Ohio 44114-1003

NET AMT

FFP

Contractor shall furnish and delivery Precast Concrete Units per the attached scope of work and specifications Freight On Board (FOB) Buffalo Harbor, Buffalo, NY. All costs associated for TOE UNITS, TYPE 2 shall be considered as part of the cost for the material. Quanity shall be orty-nine (49) to ninety-six (96) units. PERIOD OF PERFORMANCE is June 2010-December 2010. Payment will be made upon receipt of certified invoice submitted to Mr. Paul Bijhouwer, U.S. Army Corps of Engineers, 1776 Niagara Street, Buffalo, NY 14207.

NET AMT

INSPECTION AND ACCEPTANCE TERMS

Supplies/services will be inspected/accepted at:

DELIVERY INFORMATION

CLAUSES INCORPORATED BY REFERENCE

CLAUSES INCORPORATED BY FULL TEXT

52.211-11 LIQUIDATED DAMAGES--SUPPLIES, SERVICES, OR RESEARCH AND DEVELOPMENT (SEP 2000)

(a) If the Contractor fails to deliver the supplies or perform the services within the time specified in this contract, the Contractor shall, in place of actual damages, pay to the Government liquidated damages of $13,805.00 per calendar day of delay..

(b) If the Government terminates this contract in whole or in part under the Default--Fixed-Price Supply and Service clause, the Contractor is liable for liquidated damages accruing until the Government reasonably obtains delivery or performance of similar supplies or services. These liquidated damages are in addition to excess costs of repurchase under the Termination clause.

(c) The Contractor will not be charged with liquidated damages when the delay in delivery or performance is beyond the control and without the fault or negligence of the Contractor as defined in the Default--Fixed-Price Supply and Service clause in this contract.

(End of clause)

52.212-4 CONTRACT TERMS AND CONDITIONS-- COMMERCIAL ITEMS (FEB 2007)

(a) Inspection/Acceptance. The Contractor shall only tender for acceptance those items that conform to the requirements of this contract. The Government reserves the right to inspect or test any supplies or services that have been tendered for acceptance. The Government may require repair or replacement of nonconforming supplies or reperformance of nonconforming services at no increase in contract price. If repair/replacement or reperformance will not correct the defects or is not possible, the Government may seek an equitable price reduction or adequate consideration for acceptance of nonconforming supplies or services. The Government must exercise its post-acceptance rights (1) within a reasonable time after the defect was discovered or should have been discovered; and (2) before any substantial change occurs in the condition of the item, unless the change is due to the defect in the item.

(b) Assignment. The Contractor or its assignee may assign its rights to receive payment due as a result of performance of this contract to a bank, trust company, or other financing institution, including any Federal lending agency in accordance with the Assignment of Claims Act (31 U.S.C. 3727). However, when a third party makes payment (e.g., use of the Governmentwide commercial purchase card), the Contractor may not assign its rights to receive payment under this contract.

(c) Changes. Changes in the terms and conditions of this contract may be made only by written agreement of the parties.

(d) Disputes. This contract is subject to the Contract Disputes Act of 1978, as amended (41 U.S.C. 601-613). Failure of the parties to this contract to reach agreement on any request for equitable adjustment, claim, appeal or action arising under or relating to this contract shall be a dispute to be resolved in accordance with the clause at FAR 52.233-1, Disputes, which is incorporated herein by reference. The Contractor shall proceed diligently with performance of this contract, pending final resolution of any dispute arising under the contract.

(e) Definitions. The clause at FAR 52.202-1, Definitions, is incorporated herein by reference.

(f) Excusable delays. The Contractor shall be liable for default unless nonperformance is caused by an occurrence beyond the reasonable control of the Contractor and without its fault or negligence such as, acts of God or the public enemy, acts of the Government in either its sovereign or contractual capacity, fires, floods, epidemics, quarantine restrictions, strikes, unusually severe weather, and delays of common carriers. The Contractor shall notify the Contracting Officer in writing as soon as it is reasonably possible after the commencement or any excusable delay, setting forth the full particulars in connection therewith, shall remedy such occurrence with all reasonable dispatch and shall promptly give written notice to the Contracting Officer of the cessation of such occurrence.

(g) Invoice. (1) The Contractor shall submit an original invoice and three copies (or electronic invoice, if authorized) to the address designated in the contract to receive invoices. An invoice must include--

(i) Name and address of the Contractor;

(ii) Invoice date and number;

(iii) Contract number, contract line item number and, if applicable, the order number;

(iv) Description, quantity, unit of measure, unit price and extended price of the items delivered;

(v) Shipping number and date of shipment, including the bill of lading number and weight of shipment if shipped on Government bill of lading;

(vi) Terms of any discount for prompt payment offered;

(vii) Name and address of official to whom payment is to be sent;

(viii) Name, title, and phone number of person to notify in event of defective invoice; and

(ix) Taxpayer Identification Number (TIN). The Contractor shall include its TIN on the invoice only if required elsewhere in this contract.

(x) Electronic funds transfer (EFT) banking information.

(A) The Contractor shall include EFT banking information on the invoice only if required elsewhere in this contract.

(B) If EFT banking information is not required to be on the invoice, in order for the invoice to be a proper invoice, the Contractor shall have submitted correct EFT banking information in accordance with the applicable solicitation provision, contract clause (e.g., 52.232-33, Payment by Electronic Funds Transfer--Central Contractor Registration, or 52.232-34, Payment by Electronic

Funds Transfer--Other Than Central Contractor Registration), or applicable agency procedures.

(C) EFT banking information is not required if the Government waived the requirement to pay by EFT.

(2) Invoices will be handled in accordance with the Prompt Payment Act (31 U.S.C. 3903) and Office of Management and Budget (OMB) prompt payment regulations at 5 CFR part 1315.

(h) Patent indemnity. The Contractor shall indemnify the Government and its officers, employees and agents against liability, including costs, for actual or alleged direct or contributory infringement of, or inducement to infringe, any United States or foreign patent, trademark or copyright, arising out of the performance of this contract, provided the Contractor is reasonably notified of such claims and…