01_22_00_Unit_Prices-Rev20161103.pdf

U.S. General Services Adminstration Mid-Atlantic Region

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

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PART 1 – GENERAL

1.01 SECTION INCLUDES:

A. Fixed Price Bid Items and Allowances B. Payment C. Measurement of Quantities D. Assessment of Non-Conforming Work E. Eliminated Items F. Measurement and Payment of Bid Items

1.02 FIXED PRICE BID ITEMS AND ALLOWANCES:

A. The Contractor shall complete the Work associated with each Bid Item listed in the Schedule A Bid Forms at the established fixed price amount for that Bid Item with allowances as described below.

B. Estimated quantities are provided for designated Bid Items in Schedule A - 01-Fixed Price Bid Schedule. If the measured quantity of a Bid Item at work completion is less than the estimated quantity listed for that Bid Item, then the fixed price amount listed on Schedule A - 01-Fixed Price Bid Schedule shall constitute full compensation for that Bid Item.

C. If the measured quantity of a Bid Item is more than the estimated quantity listed for that Bid Item, then the Contractor shall be compensated the fixed price amount in Schedule A

- 01-Fixed Price Bid Schedule plus the Allowance Unit Price for that Bid Item listed on Schedule A - 02-Unit Rate Allowance multiplied by the measured quantity above the estimated quantity. For example, if the estimated quantity is 1000 units and the actual measure quantity is 1,200 units, the Contractor would be paid the fixed price amount plus the allowance unit price multiplied by 200 units.

D. If the measured quantity for a Bid Item is more than 115 percent greater than the estimated quantity for that bid Item, then the Contractor shall be compensated the fixed price amount plus the Allowance Unit Price for that Bid Item multiplied by 15 percent of the estimated quantity. The Allowance Unit Price amount for any remaining quantity will be renegotiated with GSA.

1.03 PAYMENT:

A. Payment includes full compensation for all required labor, products, tools, equipment, plant, transportation, services, incidentals, erection, application, or installation of an item of the Work, including overhead and profit.

B. Payment will not be made for any of the following:

1. Products wasted or disposed of in a manner that is not acceptable.

2. Products determined as unacceptable before or after placement.

3. Products not completely unloaded from the transporting vehicle.

Public Buildings Service

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UNIT PRICES

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4. Excavation and products placed beyond the lines and levels of the work defined in these Specifications and on the Construction Drawings.

5. Loading, hauling, and disposing of rejected materials.

6. Products remaining on hand after completion of work.

7. Additional work undertaken to expedite Contractor’s operations.

8. Repair or replacement of utilities or other facilities and property located within or adjacent to the Work Area.

C. Payment will be made by the Owner for all Work actually performed during a particular payment period. Progress payment will be calculated based on the Units Completed x Unit Rate; where Unit Rate is calculated as the Fixed Price Amount divided by the Estimated Quantity included in Schedule A. Lump Sum items will be paid as % complete approved by the Construction Manager .

1.04 MEASUREMENT OF QUANTITIES:

A. Measurement by Weight:

1. Weigh Scales: Scales shall be certified in accordance with applicable laws and regulations for the state in which the scales are located. Certification shall have been made within a period of not more than one year prior to date of use for weighing commodity.

2. The term “ton” will mean the short ton consisting of 2,000 pounds.

3. For shipments to offsite waste management facilities and locations, trucks will be weighed at the disposal facility for the purpose of measuring the quantity of Work for payment.

B. Measurement by Volume:

1. Volumes measured as in-place volumes will be determined by survey approved by the Construction Manager. The Contractor shall retain the services of an independent land surveyor, licensed or registered in the State of New Jersey, whose determination of in-place volumes shall be authoritative and final for the purpose of measurement for payment. A three-dimensional computer model or other methods acceptable to the Construction Manager and Engineer will be used to calculate volumes for payment.

C. Measurement by Area: Measured by square dimension using two dimensional plan view length and width or radius, and verified by the Construction Manager.

D. Linear Measurement: Measured by linear two dimensional plan view at the item centerline or mean chord, and verified by the Construction Manager.

Public Buildings Service

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UNIT PRICES

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E. Measurement by Time: Measure by the actual time rounded to the nearest time unit and verified by the Construction Manager.

1.05 ASSESSMENT OF NON-CONFORMING WORK:

A. Contractor shall replace Work, or portions of the Work, that do not conform to the requirements of the Specifications and Construction Drawings, as assessed by the Construction Manager.

B. If, in the opinion of the Construction Manager, it is not practical to remove and replace the non- conforming Work, the Construction Manager will direct one of the following remedies:

1. The non-conforming Work may remain, but the unit price will be adjusted to a new price at the discretion of the Construction Manager.

2. The non-conforming Work shall be partially repaired to the instructions of the Construction Manager, and the unit price will be adjusted to a new price at the discretion of the Construction Manager.

C. The individual Specification sections may modify these options or may identify a specific formula or percentage price reduction.

D. The authority of the Construction Manager to assess non-conforming work and identify payment adjustment is final.

1.06 ELIMINATED ITEMS:

A. Should any items contained in the Construction Drawings or Specifications be found unnecessary for the proper completion of the Work, the Construction Manager may, upon written order to the Contractor, eliminate such items from the Work, and such action shall in no way invalidate the Agreement.

B. Contractor will be paid for actual Work done and all documented costs incurred, including mobilization of materials prior to elimination of such items.

1.07 MEASUREMENT AND PAYMENT OF BID ITEMS:

A. Bid Form Schedule A – Schedule of Quantities and Prices, lists the Bid Items, estimated quantities for Fixed Price Bids and Unit Prices for allowances. Measurement and payment of the Work covered by the Contract Documents is specified herein below.

B. At the direction of the Contracting Officer, Contractor may be asked to perform change order work on a T&M basis. Schedule E – List of Equipment, and Schedule G – List of Personnel, shall be the basis for measurement and payment of equipment and labor for Time and Materials Work. Hourly prices for equipment and labor listed on Schedule E and Schedule G shall include Contractor’s overhead and profit for such Time and Materials Work.

Public Buildings Service

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UNIT PRICES

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C. The Contractor will not be paid for any Work done beyond the limits and grades shown on the Issue for Construction Drawings done without prior written approval from the Construction Manager.

D. The Contractor will not be paid for any extension of the approved Baseline Project Schedule without prior written approval from the Construction Manager.

E. The following paragraphs specify measurement and payment of the Bid Items listed on Bid Form Schedule A:

Bid Item 1 General Conditions

a. Work required to complete General Conditions includes, but is not limited to:

i. Prepare the final Technical Execution Plan (TEP) and all other submittals, and revision of all required submittals as listed throughout the Specifications described in Specifications Section 01 33 00 – Submittal Procedures.

ii. Obtain all required permits need to complete the work not already obtained by GSA as listed in Specification Section 01 11 00 – Summary of Work.

iii. Participate in one pre-construction design meeting with the GSA, Engineer, and Construction Manager.

iv. Move personnel, equipment, and materials to and from the Site, if such movement is not included in any other Bid Item.

v. Any work or costs required to comply with protections and requirements specified in Specifications Section 01 14 00 – Work Restrictions unless specifically identified as being provided by others.

vi. Repair existing fencing and gates as shown on the Drawings.

vii. Implement health and safety requirements specified in Specifications Section 01 41 50 – Health and Safety Requirements.

viii. Provide, install, maintain and remove the temporary site facilities and controls as specified in Specifications Section 01 50 00 – Temporary Facilities and Controls and as shown on the Drawings. This includes payment of all bills and services charges for utility (sanitary, water, electric, and communication) usage and maintenance.

ix. Install and operate decontamination facilities as described in Specifications Section 02 51 00 –Decontamination. This includes

Public Buildings Service

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UNIT PRICES

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x. Provide, maintain and operate a dust control measures to ensure no visible dust including procurement of all water sources required. Note that perimeter air and dust monitoring activities are covered in Bid Item 17.

xi. . Specified quality control testing not specifically specified under another Bid Item. .

xii. All project management and administrative costs.

xiii. All other one-time and recurring activities required by the Subcontractor to complete the Project unless included in another pay item or specifically identified as being the responsibility of Others.

b. The General Conditions Bid Item will be measured by the number of days worked as approved by the Construction Manager. Allowance adjustments (Allowance Days) will be measured by the number of work days exceeding the estimated project duration (quantity) listed for Bid Item 1 in Schedule A.

c. Payment for General Conditions will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the General Conditions fixed price amount will be made only if the total project duration is more than the estimated duration (in work days) presented in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Days completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 2 Site Clearing

a. Work required to complete the Site Clearing Bid Item includes, but is not limited to:

i. Cut and chip all trees and brush as specified in Specifications Section 31 11 00 - Clearing and Grubbing.

Public Buildings Service

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UNIT PRICES

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ii. Resource loading and sequencing to ensure tree cutting is completed in the according the schedule allowed by the ESA and MBTA without delaying overall project schedule.

iii. Stage and pile trees and brush in a manner that minimizes soil entrainment.

iv. Load, transport and dispose of all chips from brush, tree trunks, tress limbs and branches at a disposal or reuse location(s) identified by the Contractor and approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal. The chips can be managed as non-contaminated. The Contractor is responsible for ensuring that site soils do not become entrained in the wood chips.

b. The Site Clearing Bid Item will be measured by the surveyed acre of land cleared as approved by the Construction Manager. Allowance adjustments (Allowance Acres) will be measured by the number of total acres cleared that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Site Clearing will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Site Clearing fixed price amount will be made only if the total number of acres cleared is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Acres completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 3 Site Preparation

a. Work required to complete the Site Preparation Bid Item includes but is not limited to:

i. Provide, install, maintain and remove the temporary erosion and sediment controls and other environmental controls as specified in Specifications Section 01 57 19 – Temporary Environmental Controls and as shown on the Drawings.

ii. Provide, install, maintain and remove the road signs and marking at the site entrances as shown on the Drawings.

Public Buildings Service

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UNIT PRICES

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iii. Provide, install, and maintain the primary dedicated haul roads (temporary construction access roads) shown on the Drawings and any other proposed haul road locations.

iv. Segregate, screen, stage, and move any railroad track ballast from the excavation areas for use as haul road subbase (assume 5,400 cubic yards are available) as shown on the Drawings.

v. Provide a dedicated traffic flagger to direct truck traffic across Amwell Road Mountain View Road and East Mountain Road as shown on the Drawings.

vi. Provide, install, maintain and remove the temporary culvert crossing on the Royce Brook Tributary as shown on the Drawings.

b. The Site Preparation Bid Item will be measured for payment as one unit, complete as specified. Allowance adjustments will not be made of this Bid Item.

c. Payment for the Site Preparation Bid Item will be the fixed price amount listed on Bid Form Schedule A. Payment shall constitute full compensation for all labor, supervision, materials, equipment, incidentals and all other costs required to complete the scope of work for this Bid Item as described in the Specifications. The Contractor shall provide a Payment Schedule for this Bid Item at the beginning of the Project. The Construction Manager and Contractor will then agree on milestones for percent complete payments of the lump sum bid item.

Bid Item 4 Burn Pit Excavation and Disposal

a. Work required to complete the Burn Pit Excavation and Disposal Bid Item includes, but is not limited to:

i. Excavating the impacted soil in former burn pit area as designated on the Drawings in accordance with Specifications Section 31 23 16 – Excavation.

ii. Staging, loading, and transporting soil from the former burn pit area to a disposal facility approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal.

The material is impacted with hydrocarbons from burning but is not classified as hazardous under the Resource Conservation Recovery Act (RCRA).

iii. Preparation of any manifests, bills of laden, waste characterization forms, or other documents necessary for shipment and disposal of former burn pit area soil.

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UNIT PRICES

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iv. Any waste classification sampling required by the receiving facility.

v. Any treatment and disposal at the identified facility.

b. The Burn Pit Excavation and Disposal Bid Item will be measured by the tons of soil excavated as certified by disposal facility weight tickets approved by the construction Manager. Allowance adjustments (Allowance Tons) will be measured by the tons of soils excavated that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Burn Pit Excavation and Disposal Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Burn Pit Excavation and Disposal fixed price amount will be made only if the total tons of soil excavated is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Tons completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 5 Pistol Range Excavation and Disposal

a. Work required to complete the Pistol Range Excavation and Disposal Bid Item includes, but is not limited to:

i. Remove all stumps and roots as specified in Specifications Section 31 11 00 - Clearing and Grubbing.

ii. Grind the stumps and roots in a tub grinder or equivalent.

iii. Pass the chips generated during grinding through screen to remove any entrained soil from the chips.

iv. Stage any soil or woody material passing through the screening with the soil excavated from the area.

v. Load, transport, and dispose of the chips retained on the screening operation at a disposal or reuse location approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal. The chips can be managed as non-contaminated. The Contractor is responsible for ensuring that site soils do not become entrained in the wood chips.

Public Buildings Service

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vi. Excavate the impacted soil in former pistol range area as designated on the Drawings in accordance with Specifications Section 31 23 16 – Excavation.

vii. Stage, load, and transport and off-site disposal of soil from former pistol range area to a disposal facility approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal. Assume that the soil exhibits a RCRA hazardous characteristic for lead and will be managed in accordance with the RCRA.

viii. Preparation of any manifests, bills of laden, waste characterization forms, or other documents necessary for shipment and disposal of former pistol range area soil.

ix. Any waste classification sampling required by the receiving facility. Any treatment and disposal at the identified facility.

b. The Pistol Range Excavation and Disposal Bid Item will be measured by the tons of soil excavated and disposed of as certified by disposal facility weight tickets approved by the construction Manager. Allowance adjustments (Allowance Tons) will be measured by the tons of soils excavated that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Pistol Range Excavation and Disposal Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Pistol Range Excavation and Disposal fixed price amount will be made only if the total tons of soil excavated is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Tons completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 6 AOC 9, Selenium Area and Naphthalene Area Excavation and Disposal

a. Work required to complete the AOC 9, Selenium Area and Naphthalene Area Excavation and Disposal Bid Item includes, but is not limited to:

i. Remove all stumps and roots as specified in Specifications

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ii. Grind the stumps and roots in a tub grinder or equivalent.

iii. Pass the chips generated during grinding through screen to remove any entrained soil from the chips.

iv. Stage any soil or woody material passing through the screening with the soil excavated from the area.

v. Load, transport, and dispose of the chips retained on the screening operation at a disposal or reuse location approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal. The chips can be managed as non-contaminated. The Contractor is responsible for ensuring that site soils do not become entrained in the wood chips.

vi. Excavate the impacted soil in AOC 9, Selenium Area and Naphthalene Area as shown on the Drawings in accordance with Specifications Section 31 23 16 – Excavation.

vii. Stage, load, and transport and off-site disposal of soil from former AOC 9, Selenium Area and Naphthalene Area to a disposal facility approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal.

Assume that the soil is non-hazardous according to the RCRA.

viii. Preparation of any manifests, bills of laden, waste characterization forms, or other documents necessary for shipment and disposal of former pistol range area soil.

ix. Any waste classification sampling required by the receiving facility. Any treatment and disposal at the identified facility.

b. The AOC 9, Selenium Area and Naphthalene Area Excavation and Disposal Bid Item will be measured by the tons of soil excavated and disposed of as certified by disposal facility weight tickets approved by the construction Manager. Allowance adjustments (Allowance Tons) will be measured by the tons of soils excavated that are more than the estimated quantity listed for the Bid Item on Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for AOC 9, Selenium Area and Naphthalene Area Excavation and Disposal Bid Item will be the fixed price amount listed on Schedule A

– 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the AOC 9, Selenium Area and Naphthalene Area Excavation and Disposal fixed price amount will be made only if the total tons of soil excavated is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Tons completed

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e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 7 Excavation and Material Handling (Northwest Corridor)

a. Work required to complete the Excavation and Material Handling (Northwest Corridor) Bid Item includes, but is not limited to:

i. Remove all stumps and roots as specified in Specifications Section 31 11 00 - Clearing and Grubbing.

ii. Grind the stumps and roots in a tub grinder or equivalent.

iii. Pass the chips generated during grinding through screen to remove any entrained soil from the chips.

iv. Load, transport and place any soil or woody material passing through the screen to the AOC 15 Consolidation Area.

v. Load, transport, and dispose of the chips retained on the screening operation at a disposal or reuse location approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal. The chips can be managed as non-contaminated. The Contractor is responsible for ensuring that site soils do not become entrained in the wood chips.

vi. Remove and stage concrete slab remnants within the Northwest Corridor excavation limits and other structures designated for demolition on the Drawings as described in Specifications Section 02 41 00 - Demolition. This includes any required concrete testing required by NJDEP Guidance.

vii. Provide all equipment, labor and materials to install, operate and maintain culvert crossing diversion so the excavation can take place in the dry.

vi.viii. Excavate soil within the Northwest Corridor excavation area to the limits shown on the Drawings in accordance with Specifications Section 31 23 16 – Excavation.

vii.ix. Excavate additional soil beyond the excavation limits shown on the Drawings based on results of the confirmation sampling.

viii.x. Load and transport all excavated soil and demolition debris from the Northwest Corridor excavation area to the AOC 15

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Consolidation Area in accordance with Specifications Section 02 81 00 – Transportation and Disposal.

ix.xi. Stage demolition material at the AOC 15 Consolidation Area and segregate wood, metal or other material deemed unsuitable for placement in the AOC 15 Consolidation Area by the Construction Manager for off-site disposal under subsequent bid items x.xii. Stage, size, place and compact the remaining concrete and asphalt demolition debris and excavated soil within the AOC 15 Consolidation Area, at locations approved by the Construction Manager, in accordance with Specifications Section 31 22 00 – Backfill and Grading.

b. The Excavation and Material Handling (Northwest Corridor) Bid Item will be measured for payment by the surveyed in place cubic yard (CY) of soil excavated based on the volume calculated between the Contractor’s Baseline Topographic Survey and the final post excavation as-built survey based on the Issue for Construction Drawings ad approved by the Construction Manager. Allowance adjustments (Allowance CY) will be measured by the in place CY of soils excavated that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Excavation and Material Handling (Northwest Corridor) will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Excavation and Material Handling (Northwest Corridor) fixed price amount will be made only if the total CY of soil excavated is more than the estimated quantity listed in Schedule A

– 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance CY completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 8 Excavation and Material Handling (Eastern Area, Rail Yard, Western Area)

a. Work required to complete the Excavation and Material Handling (Eastern Area, Rail Yard, Western Area) Bid Item includes, but is not limited to:

i. Remove all stumps and roots as specified in Specifications

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ii. Grind the stumps and roots in a tub grinder or equivalent.

iii. Pass the chips generated during grinding through screen to remove any entrained soil from the chips.

iv. Load, transport and place any soil or woody material passing through the screen operation to the AOC 15 Consolidation Area.

v. Load, transport, and dispose of the chips retained on the sieve at a disposal or reuse location approved by GSA in accordance with Specifications Section 02 81 00 – Transportation and Disposal. The chips can be managed as non-contaminated. The Contractor is responsible for ensuring that site soils do not become entrained in the wood chips.

xi.xiii. Remove and stage concrete slab remnants within the Main Site excavation limits and other structures designated for demolition on the Drawings as described in Specifications Section 02 41 00

- Demolition. This includes any required concrete testing required by NJDEP Guidance.

xii.xiv. Excavate soil within the Main Site excavation area to the limits shown on the Drawings in accordance with Specifications Section 31 23 16 – Excavation.

xiii.xv. Excavate additional soil beyond the excavation limits shown on the Drawings based on results of the confirmation sampling.

xiv.xvi. Load and transport all excavated soil and demolition debris from the Main Site excavation area to the AOC 15 Consolidation Area in accordance with Specifications Section 02 81 00 – Transportation and Disposal.

xv.xvii. Stage demolition material at the AOC 15 Consolidation Area and segregate and wood, metal, railroad ties or other material deemed unsuitable for placement in the AOC 15 Consolidation Area by the Construction Manager for off-site disposal under subsequent bid items xvi.xviii. Stage, size, place and compact the remaining concrete and asphalt demolition debris and excavated soil within the AOC 15 Consolidation Area, at locations approved by the Construction Manager, in accordance with Specifications Section 31 22 00 – Backfill and Grading.

b. The Excavation and Material Handling (Eastern Area, Rail Yard, Western Area) Bid Item will be measured for payment by the surveyed in place cubic yard (CY) of soil excavated based on the volume calculated between the between the Contractor’s Baseline Topographic Survey and the final post excavation as-built survey based on the Issue for Construction Drawings and approved by the Construction Manager.

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Allowance adjustments (Allowance CY) will be measured by the in place CY of soils excavated that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Excavation and Material Handling (Eastern Area, Rail Yard, Western Area) will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Excavation and Material Handling (Eastern Area, Rail Yard, Western Area) fixed price amount will be made only if the total CY of soil excavated is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance CY completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 9 Excavation and Material Handling (Royce Brook Tributary)

a. Work required to complete the Excavation and Material Handling (Royce Brook Tributary) Bid Item includes, but is not limited to:

i. Implement measures access small equipment and personnel to the Royce Brook Tributary excavation area in the northeast site corner as shown on the Drawings in a manner that minimizes disruption to trees and bank vegetation.

ii. Install check dams as needed to contain sediment as shown on the Drawings.

ii.iii. Provide all equipment, labor and materials to install, operate and maintain creek diversion so the excavation can take place in the dry.

iii.iv. Excavate soil within the Royce Brook Tributary excavation area to the limits shown on the Drawings in accordance with Specifications Section 31 23 16 – Excavation in a manner that minimizes disruption to tress and bank vegetation.

iv.v. Excavate additional soil beyond the excavation limits shown on the Drawings based on results of the confirmation sampling.

v.vi. Load and transport all excavated soil from the Royce Brook Tributary excavation area to the AOC 15 Consolidation Area in accordance with Specifications Section 02 81 00 – Transportation and Disposal in a manner that minimizes disruption to tress and bank vegetation.

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

100% Design – Issue For Bid 01 22 00-15 October 19November 3, 2016 \\uspsw2pfpsw001\data\Data_USPSW2VFP001\Environment\Piscataway\Project\GSA\60436364 Belle Mead Design\500 Deliverables\503 North Parcel Issue for Bid Design\Specifications\01- General Requirments\01 22 00 Unit Prices.docx vi.vii. Stage, size, place and compact the excavated soil within the AOC 15 Consolidation Area in accordance with Specifications Section 31 22 00 – Backfill and Grading.

b. The Excavation and Material Handling (Royce Brook Tributary) Bid Item will be measured for payment by the surveyed in place cubic yard (CY) of soil excavated based on the volume calculated between the Contractor’s Baseline Topographic Survey and the final post excavation as-built survey based on the Issue for Construction Drawings and approved by the Construction Manager Allowance adjustments (Allowance CY) will be measured by the in place CY of soils excavated that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Excavation and Material Handling (Royce Brook Tributary) Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Excavation and Material Handling (Royce Brook Tributary) fixed price amount will be made only if the total CY of soil excavated is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance CY completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 10 Site Grading

a. Work required to complete the Site Grading Bid Item includes, but is not limited to:

i. Grade the excavation surface (certified by clean confirmation samples) to match the final grade shown on the Issue for construction Drawings minus the proposed topsoil thickness.

Assume that off-site borrow will not be required and that high spots and low spots in the excavated surface will balance to create the graded surface,

ii. Smooth roll the graded surface in accordance with Specifications Section 31 22 00 – Backfill and Grading.

b. The Site Grading Bid Item will be measured by the surveyed acre of land graded from the surface following grubbing to the final grading platform elevations as approved by the Construction Manager. Allowance adjustments (Allowance Acres) will be measured by the number of total

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

100% Design – Issue For Bid 01 22 00-16 October 19November 3, 2016 \\uspsw2pfpsw001\data\Data_USPSW2VFP001\Environment\Piscataway\Project\GSA\60436364 Belle Mead Design\500 Deliverables\503 North Parcel Issue for Bid Design\Specifications\01- General Requirments\01 22 00 Unit Prices.docx acres cleared that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Site Grading will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Site Grading fixed price amount will be made only if the total number of acres graded is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Acres completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 11 Topsoil and Seed

a. Work required to complete the Topsoil and Seed includes, but is not limited to:

i. Provide and place topsoil on the graded surface described above in accordance with Specification Section 31 22 00 – Backfill and Grading.

ii. This includes topsoil and seed on all disturbed areas with the exception of the AOC 15 Consolidation Area. Topsoil and seeding the AOC 15 Consolidation Area is paid under Bid Item 13.

iii. Provide, broadcast, stabilize and fertilize the grass seed mix in accordance with Specifications Section 32 92 00 – Turfs and Grasses.

iv. Conduct initial watering and maintenance required to establish the grass growth according to Specifications Section 32 92 00 – Turfs and Grasses.

b. The Topsoil and Seed Bid Item will be measured by the surveyed acre of top soil (minimum five six inches thick) and seed applied as approved by the Construction Manager. Allowance adjustments (Allowance Acres) will be measured by the number of total acres seeded that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for the Topsoil and Seed Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

100% Design – Issue For Bid 01 22 00-17 October 19November 3, 2016 \\uspsw2pfpsw001\data\Data_USPSW2VFP001\Environment\Piscataway\Project\GSA\60436364 Belle Mead Design\500 Deliverables\503 North Parcel Issue for Bid Design\Specifications\01- General Requirments\01 22 00 Unit Prices.docx

d. Allowance adjustments to the Topsoil and Seed fixed price amount will be made only if the total number of acres seeded is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule.

Payment for allowance adjustments will be made on the number of Allowance Acres completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 12 Consolidation Area - Cover Soil

a. Work required to complete the Consolidation Area - Cover Soil Bid Item includes, but is not limited to:

i. Provide, place and compact the cover soil layer over the compacted excavation material to the limits and thickness shown on the Drawings and in accordance with Specifications Section 31 22 00 – Backfill and Grading.

b. Consolidation Area - Cover Soil Bid Item will be measured for payment by the surveyed in place cubic yard (CY) of cover soil placed based on the volume calculated between the final survey of placed excavated material in and the final surface of the cover soil, as approved by the construction Manager. Allowance adjustments (Allowance CY) will be measured by the in place CY of cover soil placed that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for Consolidation Area - Cover Soil Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Consolidation Area - Cover Soil fixed price amount will be made only if the total CY of soil placed is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule.

Payment for allowance adjustments will be made on the number of Allowance CY completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 13 Consolidation Area - Access Road, Downshoots and Culverts

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

100% Design – Issue For Bid 01 22 00-18 October 19November 3, 2016 \\uspsw2pfpsw001\data\Data_USPSW2VFP001\Environment\Piscataway\Project\GSA\60436364 Belle Mead Design\500 Deliverables\503 North Parcel Issue for Bid Design\Specifications\01- General Requirments\01 22 00 Unit Prices.docx

a. Work required to complete the Consolidation Area - Access Road, Downshoots and Culverts includes, but is not limited to:

i. Provide and install geotextile filter fabric beneath Consolidation Area structures as shown on the Drawings and in accordance with Specifications Section 31 05 19 - Geosynthetics for Earthworks.

ii. Provide and install gravel and stone layers for the Consolidation structures shown on the Drawings.

b. The Consolidation Area - Access Road, Downshoots and Culverts Bid Item will be measured for payment as one unit, complete as specified.

Allowance adjustments will not be made of this Bid Item.

c. Payment for the Consolidation Area - Access Road, Downshoots and Culverts Bid Item is the fixed price amount listed on Bid Form Schedule A. Payment shall constitute full compensation for all labor, supervision, materials, equipment, incidentals and all other costs required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 14 Consolidation Area - Topsoil and Seed

a. Work required to complete the Consolidation Area - Topsoil and Seed includes, but is not limited to:

i. Provide and place topsoil over the cover soil to the limits shown on the Drawings in accordance with Specification Section 31 22 00 – Backfill and Grading.

ii. Provide, broadcast, stabilize and fertilize the grass seed mix in accordance with Specifications Section 32 92 00 – Turfs and Grasses.

iii. Conduct initial watering and maintenance required to establish the grass growth according to Specifications Section 32 92 00 – Turfs and Grasses.

b. The Consolidation Area - Topsoil and Seed Bid Item will be measured by the surveyed acre of top soil (minimum six inches thick) and seed applied as approved by the Construction Manager. Allowance adjustments (Allowance Acres) will be measured by the number of total acres seeded that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for the Consolidation Area - Topsoil and Seed Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Consolidation Area - Topsoil and Seed fixed price amount will be made only if the total number of acres seeded

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

100% Design – Issue For Bid 01 22 00-19 October 19November 3, 2016 \\uspsw2pfpsw001\data\Data_USPSW2VFP001\Environment\Piscataway\Project\GSA\60436364 Belle Mead Design\500 Deliverables\503 North Parcel Issue for Bid Design\Specifications\01- General Requirments\01 22 00 Unit Prices.docx is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Acres completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Bid Item 15 Upland Tree Mitigation

a. Work required to complete the Upland Tree Mitigation includes, but is not limited to:

i. Provide and install trees and shrubs in the landscape buffer areas area at the locations and density shown on the Drawings and the Tree Preservation/Mitigation Plan submitted to the Township of Hillsboroughas specified in Specifications Section 32 90 00 - Plantings.

ii. Stabilize and fertilize the plantings according to the Drawings and as specified in Specifications Section 32 90 00 - Plantings.

iii. Conduct initial watering and maintenance required to establish plantings Specifications Section 32 90 00 - Plantings.

b. The Upland Tree Mitigation Bid Item will be measured by the number of trees and shrubs planted as approved by the Construction Manager.

Allowance adjustments (Allowance Trees and Allowance Shrubs) will be measured by the number of total trees and shrubs planted that are more than the estimated quantity for the Bid Item listed in Schedule A – 01 Fixed Price Bid Schedule.

c. Payment for the Upland Tree Mitigation Bid Item will be the fixed price amount listed on Schedule A – 01 Fixed Price Bid Schedule.

d. Allowance adjustments to the Upland Tree Mitigation fixed price amount will be made only if the total number of trees and shrubs planted is more than the estimated quantity listed in Schedule A – 01 Fixed Price Bid Schedule. Payment for allowance adjustments will be made on the number of Allowance Trees and shrubs completed at the allowance unit price for the Bid Item listed on Schedule A – 02 Unit Rate Allowance for up to the 15 percent of the Estimated Quantity.

e. Payment for the fixed price amount and any allowance adjustments shall constitute full compensation for all labor, supervision, materials, incidentals and all other cost required to complete the scope of work for this Bid Item as described in the Specifications.

Public Buildings Service

SECTION 01 22 00

UNIT PRICES

100% Design – Issue For Bid 01 22 00-20 October…