01 22 00 - Unit Prices.pdf

01 22 00 - UNIT PRICES

Herbert, Rowland & Grubic, Inc. 01 22 00 - 1 005153.0436

SECTION 01 22 00 – UNIT PRICES

PART 1 - GENERAL

1.1 SECTION INCLUDES

A. Application for Payment.

B. Defect assessment.

C. General Scope Descriptions.

D. Unit prices.

E. Unit Price Schedule

1.2 APPLICATION FOR PAYMENT

A. Submit an electronic copy of each Application for Payment on form(s) provided in Section 00 62 76 in accordance with requirements of the General Conditions:

1. Initial Application for Payment, Application for Payment at time of Substantial

Completion, and final Application for Payment involve additional requirements.

B. Content and Format: Use Unit Price Bid Schedule for listing items in Application for Payment:

1. Execute by a person authorized to sign legal documents on behalf of Contractor.

Engineer will return incomplete applications without action.

2. Include amounts of Change Orders issued before last day of construction period covered by application.

C. Submit updated construction schedule with each Application for Payment.

D. Payment Period: Submit at intervals stipulated in the Agreement.

E. Submit executed originals with transmittal letter to Engineer by method ensuring receipt within 24 hours.

F. Substantiating Data: When Engineer requires substantiating information, submit data justifying dollar amounts in question. Include the following with Application for Payment:

1. Current construction photographs specified in Section 01 33 00 - Submittal

Procedures.

2. Partial release of liens from major Subcontractors and vendors.

3. Record Documents as specified in Section 01 77 00 - Closeout Procedures, for review by Owner, which will be returned to Contractor.

4. Affidavits attesting to off-Site stored products.

5. Construction Progress Schedule, revised and current as specified in Section 01 33

00 - Submittal Procedures.

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G. Initial Application for Payment: Administrative actions and submittals that must precede or coincide with submittal of first Application for Payment include the following:

1. List of subcontractors.

2. Contractor's Construction Schedule (preliminary if not final).

3. Products list.

4. Submittals Schedule (preliminary if not final).

5. Certificates of insurance and insurance policies.

H. Application for Payment at Substantial Completion: After issuance of the Certificate of Substantial Completion, submit an Application for Payment showing 100 percent completion for portion of the Work claimed as substantially complete less the amounts certified by the Engineer as remaining:

1. Administrative actions and submittals that must precede or coincide with submittal of the Substantial Completion Application for Payment include the following:

a. Final Operation and Maintenance Manuals, as applicable.

b. Final test and field reports.

c. Draft Project Record Documents.

I. Final Payment Application: Submit final Application for Payment with releases and supporting documentation not previously submitted and accepted, including, but not limited, to the following. Final Application will be prepared by the Engineer following completion of the final inspection per Section 01 77 00:

1. Evidence of completion of Project closeout requirements.

2. Final Project Record Documents.

3. Insurance certificates for products and completed operations and proof that taxes, fees, and similar obligations were paid.

4. Contractor's Affidavit: Submit on form provided by Engineer.

5. Consent of Surety to Final Payment: Submit on form provided by Engineer.

1.3 DEFECT ASSESSMENT

A. Replace the Work, or portions of the Work, not conforming to specified requirements.

B. If, in the opinion of Engineer, it is not practical to remove and replace the Work, Engineer will direct appropriate remedy or adjust payment.

C. The defective Work may remain, but unit price will be adjusted to new price at discretion of Engineer or Owner.

D. Defective Work will be partially repaired according to instructions of Engineer, and unit price will be adjusted to new price at discretion of Engineer.

E. Individual Specification Sections may modify these options or may identify specific formula or percentage sum/price reduction.

F. Authority of Owner to assess defects and identify payment adjustments is final.

G. Nonpayment for Rejected Products: Payment will not be made for rejected products for

Herbert, Rowland & Grubic, Inc. 01 22 00 - 3 005153.0436 any of the following reasons:

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 transporting vehicle.

4. Products placed beyond lines and levels of the required Work.

5. Products remaining on hand after completion of the Work.

6. Loading, hauling, and disposing of rejected products.

1.4 GENERAL SCOPE DESCRIPTIONS

A. SCOPE FOR PIPE:

1. Payment and Work for pipe and appurtenances indicated under the various Unit

Price Work Items shall include furnishing of all labor, tools, equipment, and materials required to acceptably construct the various units including layout, pipe, pipe bedding, laying and joining pipe, marking tape, repairing leaks, and all other incidentals necessary to complete the work indicated.

B. SCOPE FOR EXCAVATION AND BACKFILL:

1. Payment and Work for excavation and backfill indicated under the various Unit

Price Work Items shall include furnishing of all labor, tools, equipment and materials required to acceptably construct the various units, including locating underground utilities, test pits, layout, saw cutting, excavation and trenching at any depth, proper disposal of materials, dewatering, any required testing, backfilling (backfill material to comply with Restoration Schedule), compaction, Erosion and Sediment Control and all other items necessary to complete the work indicated in accordance with the requirements of the Contract Documents.

C. SCOPE FOR SURFACE RESTORATION:

1. Payment and Work for surface restoration indicated under the various Unit Price

Work Items shall include furnishing of all labor, tools, equipment and materials required to complete surface restoration for all areas disturbed as a result of the work in accordance the requirements of the Contract Documents.

1.5 UNIT PRICES

A. Take measurements and compute quantities. Engineer will verify measurements and quantities.

B. Unit Quantities: Quantities and measurements indicated on Bid Form are for Contract purposes only. Actual quantities provided shall determine payment:

1. When actual Work requires more or fewer quantities than those quantities indicated, provide required quantities at contracted unit sum/prices.

2. When actual Work requires 25 percent or greater change in quantity than those quantities indicated, Owner or Contractor may claim a Contract Price adjustment.

C. Payment Includes: Full compensation for required labor, products, tools, equipment, plant and facilities, transportation, services and incidentals; erection, application, or installation of item of the Work; overhead and profit.

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1. Incidentals are items which may be found necessary to complete or perfect any portion of the work in a substantial manner and in compliance with the requirements stated or implied by Contract Documents, shall be furnished without additional compensation. This includes the cost of testing water, disposal costs and all testing costs including laboratory fees.

D. Final payment for Work governed by unit prices will be made on basis of actual measurements and quantities accepted by Engineer multiplied by unit price for Work incorporated in or made necessary by the Work.

E. Measurement of Quantities:

1. All work measured by Engineer will be according to the standards of weights and measures recognized by the U.S. Bureau of Standards.

2. Weigh Scales: Inspected, tested, and certified by applicable State weights and measures department within past year.

3. Platform Scales: Of sufficient size and capacity to accommodate conveying vehicle.

4. Metering Devices: Inspected, tested, and certified by applicable State department within past year.

5. Measurement by Weight: Concrete reinforcing steel, rolled or formed steel, or other metal shapes will be measured by handbook weights. Welded assemblies will be measured by handbook or scale weight.

6. Measurement by Volume: Measured by cubic dimension using mean length, width, and height or thickness, not to exceed neat dimensions shown on Drawings.

a. Excavations: average end method based on horizontal measurements.

7. Measurement by Area: Measured on surface by square dimension using mean length and width or radius, not to exceed neat dimensions shown on Drawings.

8. Linear Measurement: Measured by linear dimension, at item centerline or mean chord.

9. Depth Measurement: taken as the depth of cut from invert of pipe, or base of structure, to original grade.

10. Stipulated Price Measurement: Items measured by weight, volume, area, or linear means or combination, as appropriate, as completed item or unit of the Work.

1.6 Unit Price Schedule:

A. The General Descriptions listed above for common scopes of work are included, as applicable, in the following Unit Items Basis of Payment.

B. Item No. 1: Mobilization and Project Management:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment:

a. Mobilization includes the assembling and setting up for the Project, the Contractor’s necessary general plant, including Contractor’s offices, signs, temporary protective fence, shops, plants, storage areas, sanitary and any other facilities, as required by the Contract Documents, Site

Herbert, Rowland & Grubic, Inc. 01 22 00 - 5 005153.0436 videotaping and documentations, as well as compliance with local and State Law and Regulations, including Permitting Requirements.

b. Project Management includes all administrative requirements associated with completion of the Work for the Project as described in the General Conditions, and Division 1 of the Project Manual. Project Management shall also include Contractor's overhead costs, such as bonding and insurance.

3. Payment Requisite:

a. 10% of the amount bid on the initial application for payment.

b. 5% of the amount bid on each succeeding monthly application for payment.

c. Remainder of amount bid when Work performed equals 75% of the total

Contract Price excluding the bid price for this item.

C. Item No. 2: Temporary Bypass Pumping/Flow Control System:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Includes mobilizing and demobilizing pumps, fuel, suction and discharge hose/pipe, valves and fittings, controls, bypass piping, existing roadway or driveway demolition and removal, excavation & backfill for roadway or driveway crossings, backfill and compaction (backfill material to comply with Restoration Schedule), removal of all system components, all other components required by Section 01 57 28, and all other materials and work required for installation in accordance with the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis.

D. Item No. 3: Erosion and Sedimentation Control:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Installation and maintenance of all temporary or long-term erosion and sedimentation controls used in the course of the construction project, and any items required by permits from jurisdictions having authority.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis.

E. Item No. 4: Clearing, Grubbing, and Grading:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials required for clearing, removal, and disposal of site debris, grass, trees, tree branch removal, and other plant life in preparation for site excavation and existing facilities abandonment. Work shall also include furnishing of all labor, tools, equipment, and materials required for grading the site per the drawings.

Contractor shall include with their bid all clearing and grubbing costs necessary to complete all other work in accordance with Contractor's means and methods.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis.

F. Item No. 5: Influent Screening System:

1. Basis of Measurement: Lump Sum.

Herbert, Rowland & Grubic, Inc. 01 22 00 - 6 005153.0436

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials required for installation of the Influent Screening System, including, but not limited to, influent screen and associated level sensors and electrical equipment, influent flow meter, influent Parshall flume, electrical equipment and associated kiosk, weir gates, bypass gates, manual bar screen, water yard piping upgrades to extend water to the influent screening system, relocation of influent sampler, concrete pad for dumpster, concrete pad for electrical kiosk, and all other work that is show on Drawing Sheets 10D-01, 10D-01, 10E-01, 10E-03, and 10E-04 that are not included in other item numbers.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

G. Item No. 6: Influent Screening Channel:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials required for installation of the influent screening system concrete channel, including, but not limited to, the concrete channel, foundation, and all other items associated to construct the channel per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

H. Item No. 7: 4-foot Dia. Manhole:

1. Basis of Measurement: Each.

2. Basis of Payment: Includes all those items listed under “Scope for Excavation and

Backfill”, “Scope for Pipe”, and shall include various items to acceptably construct pre-cast manhole in accordance with the Contract Documents and detail Drawings, including, but not limited to, removal of existing manhole (as applicable), removal of existing pipe to extents shown on Drawings (as applicable), stone subbase, concrete base, flow channel, manhole sections, cone sections, grade rings, frame and cover, manhole steps, and joint sealing compound. Work shall include furnishing, placement, and sealing of the exterior manhole joints and manhole frames for a complete installation in accordance with the Standard Sewer Manhole Detail, and manhole joint encapsulation system. Work shall include connection of new piping to manhole and all other materials and Work required for an installation in accordance with the Contract Documents.

3. Payment Requisites:

a. Payment shall not be made until manhole invert elevations have been field verified.

b. 25% payment shall not be made until manhole has been tested and passed.

I. Item No. 8: Manhole Removal:

1. Basis of Measurement: By each.

2. Basis of Payment: All items to acceptably remove existing manholes in accordance with the Contract Documents, including, but not limited to, test/access pits to verify existing depth, internal televising of manhole connections to confirm inactivity, removal and disposal of cone sections, flat top

Herbert, Rowland & Grubic, Inc. 01 22 00 - 7 005153.0436 sections, grade rings, frames, covers, steps, sections, base, and all other labor, materials and equipment as required in accordance with the Contract Documents.

J. Item No. 9 and 10: Ductile Iron Gravity Sewer Yard Piping:

1. Item Basis of Measurement: By linear foot measured between the inside walls of the manholes or from the connection to existing pipe, as applicable.

2. Basis of Payment: Includes Work identified in the “Scope for Pipe” and “Scope for

Excavation and Backfill” descriptions. Includes removal of existing pipe where necessary, layout, pipe, laying and joining pipe, connection of piping to structure, pipe bedding, excavation and trenching at any depth, backfilling (backfill material to comply with Restoration Schedule and appropriate details), testing, and post-installation CCTV inspections.

3. Payment Requisites:

a. 25% payment shall not be made until the sewer line has been tested, CCTV and passed.

b. Payment shall be made only for completed runs between manholes.

K. Item No. 11: Pump Hoist Socket and Foundation:

1. Basis of Measurement: Each.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation of the pump hoist socket and foundation, verification that the location of the pump hoist socket and foundation are the correct lengths from the pumps needed to be lifted, and all other items associated to install the pump hoist socket and foundation per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

L. Item No. 12: Pump Hoist:

1. Basis of Measurement: Each.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for pump hoist, and all other items associated to supplying the pump hoist per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

M. Item No. 13: Chemical Injection System:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the chemical feed pumps, chemical feed totes, modifications needed to the chemical room and door frame, chemical feed lines, electrical upgrades to the chemical room, and all other items associated to install the chemical injection system per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

N. Item No. 14: Secondary Clarifiers and Post Aeration Tanks:

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2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the secondary clarifiers, submersible pumps and associated discharge piping and forcemain, valve on forcemain, post aeration blowers and associated air piping, the secondary clarifiers and post aeration tanks, associated electrical controls, and all other items associated to install the Secondary Clarifiers and Post Aeration Tanks per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

O. Item No. 15: Demolition of Existing Settling Basins:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for demolishing the existing settling basins per Drawing Sheet 30D-01 and the applicable specifications, and all other items associated per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

P. Item No. 16: Waste Activated Sludge Valve Vaults:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the waste activated sludge valve vault structures, structure base, ladder, lid, and all other items associated to install the valve vaults per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

Q. Item No. 17: UV Disinfection System:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the UV Disinfection System, associated valves, electrical equipment, and all other items associated with installing the UV Disinfection System per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

R. Item No. 18: Effluent Flow Parshall Flume and Flow Meter:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the effluent flow Parshall flume, flow meter, associate electrical equipment, and all other items associated with installing the effluent flow metering items per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

S. Item No. 19: Effluent Sampler:

Herbert, Rowland & Grubic, Inc. 01 22 00 - 9 005153.0436

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the effluent sampler, and all other items associated with installing the effluent sampler per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

T. Item No. 20: Generator:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the generator, concrete pad, associated piping and electrical equipment, and all other items associated with installing the effluent sampler per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

U. Item No. 21: Recirculation Pump Station Improvements:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the recirculation submersible pumps and associated electrical controls, electrical kiosk, and all other items associated with the recirculation pump station improvements per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

V. Item No. 22: Additional Unclassified Excavation:

1. Basis of Measurement: By cubic yard. Measurement will be made as the product of (L x W x D)/27 where:

L is the length of excavation in feet.

W is the width of excavation based on average measured width in feet.

D is the average depth of excavation in feet.

2. Basis of Payment: Additional Unclassified Excavation includes those items listed under “Scope for Excavation and Backfill”.

3. Payment Requisites: Additional Unclassified Excavation is for excavations made, when directed by the Engineer and/or Owner, which are not included in other items for payment.

W. Item No. 23: Unsuitable Bearing Material Replacement:

1. Basis of Measurement: By cubic yard. Measurement will be made as the product of (L x W x D)/27 where:

L is the length of excavation in feet.

W is the width of excavation based on average measured width in feet.

D is the average depth of excavation in feet.

2. Basis of Payment: Includes those items listed under “Scope of Excavation and Backfill” for the replacement of all material below the normal bottom of the excavation, which has been deemed unsuitable for bearing by the Engineer. Work includes placement and compaction of replacement material meeting the requirements of Section 31 23 33 and disposal of unsuitable materials.

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X. Item No. 24: Additional Aggregate Backfill:

1. Basis of Measurement: By ton. Measurement will be made by verification of material supplier load delivery slips.

2. Basis of Payment: Additional Aggregate Backfill includes those items listed under

“Scope for Excavation and Backfill” for additional aggregate backfill furnished, installed, and compacted, when directed by the Owner, which is not included in other items of payment.

Y. Item No. 25: Miscellaneous Concrete Installation:

1. Basis of Measurement: By cubic yard. Measurement will be made by verification of material supplier load delivery slips.

2. Basis of Payment: Miscellaneous Concrete Installation includes all labor, materials, and equipment required to furnish and place concrete required due to unforeseen field conditions. Work under this item shall only be undertaken when directed by the Engineer.

Z. Item No. 26: Equalization Tank:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials required for installation of equalization tank, including, but not limited to, the concrete tank, foundation, and all other items associated to construct the tank per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

AA. Item No. 27: Equalization Tank Submersible Pumps and Aeration Equipment:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials required for installation of the Equalization Tank Submersible Pumps and Aeration Equipment, including, but not limited to, submersible pumps and associated equipment as specified in Section 43 26 13, force main for the submersible pumps and associated valves, blowers and associated air piping as depicted on the Contract Documents, associated electrical equipment, any other internal mechanisms of the equalization tank, and all other items associated to construct the channel per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

BB. Item No. 28: UV Disinfection and Blower Building:

1. Basis of Measurement: Lump Sum.

2. Basis of Payment: Work shall include furnishing of all labor, tools, equipment, and materials for installation the building walls and ceiling, electrical wiring, flooring per the Contract Documents, and all other items associated to install the building per the Contract Documents.

3. Payment Requisites: The lump sum bid price for this item shall be paid to the Contractor on a percentage of Work completed basis for this item number.

CC. Item No. 29: Paving of Access Drive from Falls Road

Herbert, Rowland & Grubic, Inc. 01 22 00 - 11 005153.0436

1. Basis of Measurement: By square yard measured at surface grade along the roadway.

2. Basis of Payment: Includes placement and compaction of the permanent asphalt pavement courses specified to the depths and grade indicated and also includes leveling courses, tack coat, pavement sealing, edge work, and traffic markings.

PART 2 - PRODUCTS - NOT USED.

PART 3 - EXECUTION - NOT USED.

END OF SECTION