Att B_SOW (230510).pdf

Tripoli Road Bridge Construction Repair Pemigewasset Ranger District White Mountain National Forest Livermore, New Hampshire

SECTION C – DESCRIPTION AND SPECIFICATIONS

C-1 - PROJECT DESCRIPTION

C1-a) Introduction – The Forest Service (FS) is soliciting bids for the repair of Tripoli 2 Road Bridge located on Tripoli Road, NFSR No. 30, in Livermore, NH within the White Mountain National Forest, Pemigewasset Ranger District.

The contractor shall provide all expertise, labor, supervision, services, equipment, tools, supplies, permits (as applicable), coordination with utilities, transportation, and incidentals necessary to complete the work described. The desired outcome to use the provided plans to repair the bridge per the plans and standards attached to this solicitation, and adherence to the contract awarded. The awarded contract shall constitute the entire agreement including all terms and conditions applicable to the contract. Work shall be completed in accordance with applicable federal state and local regulations.

C1-b) Description of Work – Work is to repair Tripoli 2 Road Bridge.

• Work includes following plans designed by HEB Engineers; establishing sedimentation basin, water diversion structure, toe and wall protection repair and placing riprap according to plans.

• All removed discarded material is to be transported to a site on the Forest, and site stabilization and cleanup.

• Road closure and traffic control package following MUTCD guidelines to be submitted to FS.

• All work must follow the EPA, Clean Water Act and obtain permits if needed.

C1-c) Project Location – Tripoli 2 Road Bridge, NFSR 30 is approximately at mile marker 5.8 mile north of the junction of NH-49 and Tripoli Road in Livermore, NH.

C1-d) Price Range – Between $100,000 to $250,000

C1-e) Pre-bid Tour – The pre-bid tour TBD date.

Prospective bidders wishing to visit the site on their own may obtain directional information by contacting Bryanne Thompson at the Forest Supervisor's Office, White Mountain National Forest, Campton, New Hampshire, 603-348-0841.

C1-f) Start Work – Upon issuance of notice to proceed all preliminary work may begin. On site work to start beginning on or after Sept. 11th, 2023. Site disturbing activities shall be performed consistent with the periods of restriction noted in Plans, or other instruction.

C1-g) Period of Performance – Actual construction work shall not take longer than 3 weeks. The Period of Performance construction activities such as: inspection of work by the Forest Service, review of submittals, ordering and delivery of materials; and performance of the work shall be 90 days.

C1-h) Government Furnished Materials – None.

C1-i) Use of Environmentally-Preferable Materials – Contractor shall use in the work, and incorporate into finished product, bio-preferred materials and supplies whenever available and practical. Submit to the CO for approval prior to ordering materials, product sheets and manufacturer’s information, indicating environmentally-preferable content.

C1-j) In-Stream Work Limitation – Follow EPA, Clean Water Act.

C-2 - MEASUREMENT AND PAYMENT

C2-a) The method of measurement for determining final payment for these services shall be based on Schedule of Items.

a. The bid amount is complete payment for all work described in the contract necessary to complete the work for that item.

b. Progress payment may be made based on a percentage of work completed and approved.

Progress payment does not imply acceptance.

C2-b) The completed and accepted of project will be paid for per the awarded schedule of items price, which will be full compensation for the work.

C-3 - PROJECT OPERATIONS

C3-a) Permits –The Contractor shall obtain additional permits as necessary for their operations as required by local, state, and federal regulations.

C3-b) Construction

a. Staging Area – The Contractor shall coordinate with the COR on a staging area location(s). The

Contractor shall operate all equipment and store, transport, and handle materials in a manner that will not damage the existing roads, parking lots, and landscaping.

b. Landscape Preservation – The Contractor shall confine operations to within the clearing limits designated, and prevent the depositing of rocks, excavated materials, stumps, or other debris outside these limits.

c. Equipment shall be clean and properly maintained. Leaking or faulty equipment shall be repaired or removed. Refueling, greasing, or servicing of equipment shall be in controlled areas away from surface waters. Fording of streams or rivers with mechanized equipment shall not be allowed.

d. If, prior to or during excavation work, items of archaeological, paleontological, or historic value are reported or discovered, or an unknown deposit of such items is disturbed, the Contractor shall immediately cease excavation in the area so affected. Contractor will then notify the Forest Service and will not resume excavation until written approval is given by the authorized officer.

e. Erosion Control – The Contractor is responsible for implementing temporary erosion control.

Establish erosion protection and dewatering methods prior to conducting excavations. Maintain erosion control measures, and improve and replace immediately any non-functioning measures, throughout the course of the project and until site stabilization has been reestablished.

f. Schedule and conduct operations to minimize erosion of soils and to prevent silting or muddying of stream, rivers, irrigations systems, or impoundments.

g. Dewatering – The Contractor is responsible for all dewatering activities. Conduct dewatering suitable to protect the landscape from the activities, and as needed to isolate the work from streams and protect the work from damage.

h. Spill Prevention – The Contractor shall prepare for approval, and adhere to, a Spill Prevention, Control, and Countermeasures Plan suitable to protect environment from the Contractor’s operations.

i. Pollutants such as fuels, lubricants, bitumens, sewage, hazardous, or otherwise harmful shall be controlled at the site and prevented from release to the environment. All contaminated soil, vegetation or debris resulting from Contractor’s operation shall be immediately contained and within 24 hours shall be removed from site and legally disposed.

j. Tree cutting: The northern long-eared bat has been reclassified to an Endangered species. Tree cutting is prohibited in the months of June and July. November-April no restrictions on cutting.

Other times of the year needs to be approved through FS Biologists.

k. Control the discharge of non-hazardous wash water through sufficient siltation treatments, such as filters, barriers, or settlements. Dispose of any materials containing hazardous-substances legally off national forest system lands.

l. Electrical – There is no electrical service on this project.

m. Services – Potable Water and Toilet Facilities are not available in this location. The Contractor is responsible for providing temporary sanitation facilities as necessary.

n. Existing Utilities – The Contractor shall ensure locations of any utilities prior to excavation, trenching, or other ground disturbing activity. The Contractor shall be responsible for protecting or otherwise replacing utilities damaged by Contractor’s operations.

o. Security and Protection – Security is the Contractor’s responsibility. Limit access to the construction area to persons involved in the work. Provide secure storage for materials that are stored on site. Secure completed work as required to prevent loss.

Barricades, warning signs, and lights shall comply with standards and code requirements for erection of structurally adequate barricades. All road warning signs, barricades, and traffic control devices shall conform to MUTCD. Where appropriate and needed, provide lighting, including flashing red or amber warning lights.

The Contractor shall barricade and block all access to holes with orange plastic fence, flashing amber lights, or warning signs. Holes or trenches shall not be left open more than 24 hours unless approved by the CO.

p. Maintenance of Traffic – The Contractor shall have all temporary construction signs and traffic control measures in place prior to beginning work. The Contractor is authorized to use roads under the jurisdiction of the Forest Service for all activities necessary to complete this contract, subject to limitations and authorizations shown on the Plans or specified under this contract, when such use will not damage the roads or National Forest resources, and when traffic can be accommodated safely. Traffic control plan to be submitted to the Forest Service for approval.

q. The roads shall remain open and maintained for public travel; except closure of the work location to the minimum extent needed to conduct the work. Road closure shall be scheduled with the Forest Service. If the road is closed during the day, it shall be opened to the public in the evening if deemed safe.

r. Any emergency vehicle shall be allowed immediate reasonable passage.

s. Protection of Improvements – The Contractor shall complete sequences of construction activity to prevent damage to equipment, material, and articles incorporated into the work covered by this contract. Contractor shall replace, or repair, as approved by the CO any improvements, covered under this contract or already existing, damaged by contractors’ operations.

t. Before shutting down operations, take all necessary precautions to prevent damage to the project, such as temporary detours, approaches, crossings, or intersections; and provide for protection of surface drainage and minimization of erosion and prevention of spills.

u. Site Cleanup – The Contractor shall be responsible for solid waste disposal and personnel sanitation. The Contractor shall at all times keep the area in a clean, neat, and orderly condition.

Construction related debris including, but not limited; to used motor oil, oil cans, grease cartridges and refuse shall be removed promptly from the site and disposed of in a lawful manner off National Forest System lands. Fees for the use of landfills or transfer stations shall be paid for by the Contractor if there is a charge.

v. Other Operations – The contractor shall avoid interference with the operations of other contractors or projects in the area.

C-4- SPECIFICATIONS

This project shall use the Standard Specifications for Construction of Roads and Bridges on Federal Highway Projects (FP-14), U.S. Customary Units; available by reference and download from http://flh.fhwa.dot.gov/resources/pse/specs/fp-03/fp-03usc.pdf

C-5 - DRAWINGS

The following drawings are applicable to this project and included as attached, 092204000001052- Tripoli Road Bridge 2 Scour Rehab Plans

C-6 – PROSECUTION OF WORK

The Contractor shall conduct work within the work periods as shown above and in accordance with applicable permits or regulations. Activities not otherwise restricted may be scheduled at contractor’s preference, when consistent with material limitations, manufacturer’s instructions, and in accordance with approved work schedule and suitable advance notification as required. Work shall be conducted safely, performed diligently, in a workmanlike manner adhering to Plans and Specifications and instructions, and be completed promptly. Contractor shall not suspend work area prior to implementing appropriate stabilization and site protection measures, and without approval of COR.

C-7 – SUBMITTAL AND NOTIFICAITONS FOR CONSTRUCTION PHASE

In addition to submittal of permits, bonds, and other forms required under the contract provisions; below is summary of key submittals and timeline, contractor shall refer to and adhere to applicable submittals and certifications noted in the Plans and Specifications for complete requirements.

Submittal Schedule:

ITEM TIMELINE

Contractor’s Safety Plan and Traffic Control Plan Upon Issuance of Notice to Proceed Contractor’s Spill Prevention, Control, and

Countermeasures Plan Upon Issuance of Notice to Proceed

List of Subcontractors and Suppliers* Upon Issuance of Notice to Proceed Contractor’s Quality-Control Plan Upon Issuance of Notice to Proceed List of Emergency contact names, numbers, and title of personnel.

2 weeks before mobilization

Final stream diversion and erosion control plans 21 days prior to production Construction Schedule 2 weeks before mobilization Designation of Contractor’s on-site superintendent 2 weeks before mobilization Aggregate and stone screen reports Prior to hauling and placement Delivery load slips, such as aggregate, borrow, concrete, and asphalt Upon Delivery

Manufacturing test results and As required http://flh.fhwa.dot.gov/resources/pse/specs/fp-03/fp-03usc.pdf

ITEM TIMELINE

Material Production certifications

Quality control in-place test results As required Manufacturer’s instructions, Warranty Information, and Supplemental Data Upon Delivery

As-built Drawings Upon Completion Proper Invoices As required Progress certifications and quantity measurements With Invoices Certificates of Payment With Invoices Certified Payroll Reports Weekly

* "List of Subs & Suppliers" assumes that an Item which meets Specifications as written is supplied. Evaluation of product substitution requires review and approval by the CO/COR, and may require longer schedule.

Notification Schedule:

The following events require an advance written notification to the COR. Notifications may be faxed, mailed, emailed, or hand delivered.

EVENT PRIOR NOTICE REQUIRED

Change in Schedule As soon as identified Change in Subcontractors or Suppliers As soon as identified Intent to close road or impact traffic As soon as identified Intent to close site or alter public traffic 21 days Intent to mobilize or to suspend 14 days Intent to dewater or impact streams 14 days Intent to start excavation 48 hours Intent to place structure or backfill against structure (including laying pipe) 48 hours

Intent to install incidental or ancillary items As progressing

SECTION C – DESCRIPTION AND SPECIFICATIONS