Attachment 4 FSSS Decommissioning Supplemental Specifications.pdf

Chugach National Forest Well Decommissioning

Supplemental Specifications

Attachment 4 FSSS Decommissioning Supplemental Specifications

SECTION 009030—

INTENT OF THE CONTRACT

903.01 Intent. The intent is to provide for the completion of the project described in the contract. Furnish all labor, materials, equipment, tools, transportation, utilities, and supplies, and perform all work required to complete the project in accordance with drawings, specifications, and provisions of the contract.

END OF SECTION 009030

SECTION 009040

MAINTENANCE FOR TRAFFIC

904.01 General. Before any suspension of work, take precautions necessary to prevent access to excavations and well housings.

Provide construction safety signage to notify public of active and ongoing construction.

END OF SECTION 009040

SECTION 009050

CONTROL OF MATERIALS

905.01 Handling Materials. Transport and handle all materials to preserve their quality and fitness for the work. Stockpile, load, and transport aggregates in a manner that will preserve specified gradation and avoid contamination.

Store materials to assure the preservation of their quality and fitness for the work. Locate stored materials to facilitate their prompt inspection. Arrangements for storage on other than designated sites are the responsibility of the contractor.

END OF SECTION 009050

SECTION 009060

MEASUREMENT AND PAYMENT

906.01 General. Measurement and payment for contract work will be made only for and under those pay items included in the SCHEDULE OF ITEMS. All other work and materials will be considered incidental and included in the payment of the PAY ITEMS in the SCHEDULE OF ITEMS.

When more than one class, size, or thickness is specified in the SCHEDULE OF ITEMS for any PAY ITEM, suffixes will be added to the item number to differentiate between the items.

906.02 Units of Measurement. Payment will be made by units defined and determined according to standard measure and by the following:

(a) Each (EA). One complete unit, which may consist of one or more parts.

(b) Lump Sum (LSQ). The quantities that denote one complete unit of work as required by or described in the contract, including necessary materials, equipment, and labor to complete the job.

(c) Linear Feet (LF). Measurement in feet taken along the centerline of the work item and parallel to the finished grade.

(d) Square Feet (SF). Measurement taken by determining surface area.

END OF SECTION 009060

SECTION 009070

QUALITY ASSURANCE

Description

907.01 Work. Work consists of providing certification that the quality of construction conforms to the drawings, specifications, and requirements of the contract.

Construction

907.02 Certification and Measurements

(a) Offsite-Produced Materials. Furnish signed certificates executed by the manufacturer, supplier, or vendor, stipulating that all offsite-produced materials incorporated in the work meet applicable requirements SHOWN ON THE DRAWINGS or stated in the specifications. Furnish a certificate for each commodity or invoice.

END OF SECTION 009070

SECTION 011110

MOBILIZATION

PART 1 - GENERAL

1.01 DESCRIPTION

A. This work consists of moving personnel, equipment, material and incidentals to the project and performing all work necessary before beginning work at the project site. Mobilization includes the costs associated with obtaining permits, insurance, and bonds. Mobilization is not intended to pay for the costs of materials before they are used on the project site.

1.02 PAYMENT

A. Make progress payments for mobilization as follows:

1. Reimburse for bond premiums before issuing the Notice to Proceed if evidence of payment is received.

2. When 5 percent or more of the original contract amount is earned from other PAY ITEMS, pay mobilization at the rate of 50 percent, or up to 5 percent of the original contract amount, whichever is less.

3. When 10 percent or more of the original contract amount is earned from other PAY ITEMS, pay mobilization at the rate of 100 percent, or up to 10 percent of the original contract amount, whichever is less.

4. Pay any unpaid amount for mobilization upon final acceptance of all work items.

END OF SECTION 011110

SECTION 011500

ARCHAEOLOGICAL PROTECTION

PART 1 - GENERAL

1.1 SUMMARY

A. The work of this section consists of protecting archaeological resources contained in soil deposits.

1.2 DEFINITIONS

A. Resources: Prehistoric, historic, and recent 20th century artifacts, including charcoal, human bones, ash, fire rocks, and building materials that indicate the presence of past human occupation.

1.3 SUBMITTALS

A. None.

PART 2 – PRODUCTS

B. None

PART 3 - EXECUTION

3.1 DISCOVERY OF RESOURCES

A. If resources are discovered while, stop work in that area immediately and report the discovery to the Contracting Officer. If anyone discovers resources, immediate relocation of the work to a non-sensitive area may be required to allow an Archaeological Monitor to be contacted so they can take soil samples and record resources. While Archaeological Monitor is documenting resources in sensitive areas, Contractor shall relocate work to other areas where monitoring is not required.

B. In the unlikely event of encountering human remains, work in that vicinity will be stopped for up to 30 days and the site protected from further damage. The local Tribe will be notified by the Forest Service and consulted as provided under the terms of the Native American Graves Protection and Repatriation Act (NAGPRA).

3.3 WORK STOPPAGE

A. Plan, schedule, and execute the work to prevent stoppage at one area from stopping all work at the construction site.

END OF SECTION 011500

SECTION 013300

SUBMITTALS

PART 1 – GENERAL

1.01 SUBMITTALS PROCEDURES

A. Provide submittals in timely manner to ensure sufficient time to complete all required reviews prior to required construction window. Allow 10 workdays for review. If a submittal is rejected, a resubmittal is required, and the time for review is restarted.

B. Submit all design submittals in electronic PDF format to the COR.

PART 2 – PRODUCTS

None

PART 3 – EXECUTION

3.01 MATERIAL SUBMITTALS

Provide submittals as described below and elsewhere in the project specifications:

A. Manufacturer certification for the Bentonite chips

3.02 PLAN SUBMITTALS

A. Provide schedule

B. Safety Plan

END OF SECTION 013300

SECTION 312300

EXCAVATION AND EMBANKMENT

PART 1- GENERAL

1.1 DESCRIPTION

A. This work shall consist of excavation and shaping of embankment material in locations noted on the plans. Work includes excavation of unsuitable material, embankment construction, and disposal of excavated material necessary for the completion of construction.

PART 2 – MATERIALS

2.1 SOIL MATERIALS

A. Satisfactory Soil: ASTM D 2487 Soil Classification Groups GW, GP, GM, SW, SP, and SM; free of rock or gravel larger than 3 inches (75 mm) in any dimension, debris, waste, frozen materials, vegetation, or other deleterious matter.

B. Unsatisfactory Soil: ASTM D 2487 Soil Classification Groups GC, SC, CL, ML, OL, CH, MH, OH, and PT.

C. Backfill and Fill: Satisfactory soil materials.

PART 3 - EXECUTION

3.2 UTILIZATION OF EXCAVATED MATERIALS

A. Excavate unsuitable material. Backfill excavated areas with suitable material (see Part 2.1) when necessary to complete the work. Do not place frozen material in embankments.

B. Dispose of unsuitable or excess material legally off the project site.

3.3 OVERBUILDING AND LANDSCAPE PROTECTION

A. Confine excavation and fill to within the clearing limits to protect the native landscape.

3.4 GRADING

A. Uniformly grade areas within all work areas and establish natural transitions to adjacent undisturbed surfaces as approved.

3.5 FIELD QUALITY CONTROL

A. A. Utilize the Alaska DNR water well record of decommissioning to catalog the decommissioning process.

END SECTION 312300

EXCAVATION AND EMBANKMENT