Primrose SOW_struct_rev_02_01.pdf

US Department of Agriculture (USDA)

Primrose Structures

Statement of Work

Contents Project Name General Information

1.0 Background and Purpose

2.0 Scope of Work

3.0 Location

Contractor Requirements

4.0 Technical Requirements / Tasks

5.0 Control of Traffic

6.0 Landscape Preservation

7.0 Use of Premises

8.0 Construction Stakes, Lines, and Grades

9.0 Disposal of Waste Material

10.0 Government Furnished Materials

11.0 Deliverables/Schedule

12.0 Coordination With Other Projects

13.0 Order of Precedence – Requirements, Specifications & Drawings

14.0 Applicable Laws, Regulations, Specifications and Guidance

15.0 Attachments

Project Name Primrose Trail Reconstruction

General Information

1.0 Background and Purpose

This is a non-personal services contract to provide replacement of existing structures along the Primrose Trail, on the Seward Ranger District, Chugach National Forest. A variety of structures (including bridges) ready for replacement are needed. The finished product following the completion of this contract will be trail approaches and structures brought to USFS Class 3 Bicycle Design Parameters (Attachment 6, page 5), that can be sustainably maintained and is enjoyable for the public.

Period of Performance: September 20, 2024 – November 1, 2027

2.0 Scope of Work

This project is for extensive structures reconstruction along a 3.5-mile section of the Primrose Trail on the Chugach National Forest (CNF). A detailed list and descriptions are provided in Section 4.0, but a brief summary of the major work items include:

• Replacement of six existing log stringer bridges with the following (in order of crossing, starting from the trailhead):

o 44’ x 6’ glulam stringer bridge o 25’ x 5’ FRP boardwalk o 2’8” x 10’2” aluminum box culvert (bottomless) o 26’ x 6’ glulam stringer bridge o 3’3” x 9’2” aluminum box culvert (bottomless) o 28’ x 6’ glulam stringer bridge

This project is broken down into a base bid and four Option Items. The breakdown is described below:

Base Bid:

• Crossing 1: 44’x6’

Option Items:

1. Crossing 4: 26’x6’

2. Crossing 6: 28’x6’

3. Aluminum box culvert, 2’8”x10’2”

4. Aluminum box culvert, 3’3”x9’2”

5. FRP Boardwalk

3.0 Location

3.1 The project location is approximately 13 miles south of the community of Moose Pass. All work will be accessed from the Primrose Trailhead located at the end of Primrose Spur Rd (60.34°N; 149.37°W), near mile 17 of the Seward Highway. There is a large parking area at the end of the road near a boat launch, and a smaller access drive through the Primrose Campground. Contractor parking and staging is likely to be primarily in the boat launch parking lot. Access to the trailhead is gained by passing through the campground.

Boat launch must be open to the public, no more than ¼ of parking may be used to stage equipment. Staging may only happen for 24 hours in a given week or as approved by COR.

3.2 There are no utilities available at the site. Cell-service is intermittent and unpredictable within the project area.

Contractor Requirements

4.0 Technical Requirements / Tasks

The Contractor shall provide all materials and labor for construction of the base bid of the contract. See the attached specifications and drawings for task specific requirements and the list of every work item.

4.1 Work Log Staking: Contractor shall stake final work item locations for Government approval. Note that stations shown in Work Log are approximate to show sequencing and relative location of work items, some field deviation is anticipated. Staking will take place along the entire 3.5-mile section of trail where work is occurring.

4.2 Construct Trail Bridge (Base Item): This work consists of furnishing, fabricating, constructing glulam trail bridges, including all required lumber, hardware, sills, backwalls, rail systems, curbs, decking, excavation, backfill, and approach fills as shown on the plans. New bridge dimension is 44’x6’. Incidental to this task is the removal of existing native log bridges, and lawful disposition of all components of those bridges. Native timber components can be disposed of on-site but treated members, steel, and any other non-biodegradable materials must be disposed of by the Contractor off-site. Within 45 calendar days after contract award, the Contractor must submit manufacturer shop drawings for CO approval.

4.3 Construct Trail Bridges (Option Items 1-2): This work consists of furnishing, fabricating, constructing glulam trail bridges, including all required lumber, hardware, sills, backwalls, rail systems, curbs, decking, excavation, backfill, and approach fills as shown on the plans. New bridge dimensions are 28’x6’, and 26’x6’.

Incidental to this task is the removal of existing native log bridges, and lawful disposition of all components of those bridges. Native timber components can be disposed of on-site but treated members, steel, and any other non-biodegradable materials must be disposed of by the Contractor off-site. Within 45 calendar days after contract award, the Contractor must submit manufacturer shop drawings for CO approval.

4.4 Install Aluminum Box Culverts (Option Items 3-4): This work consists of furnishing and installing bottomless aluminum box culverts (ALBCs), including excavation and backfill, selecting and hauling of rock materials for headwalls, and importing any rock that may be needed to complete the headwalls. The Contractor may source all rocks on-site, if available, but must provide imported rocks if there are inadequate quantities or sizes within the work area. Within 45 calendar days after contract award, the Contractor must submit manufacturer shop drawings for CO approval, complete with load ratings and manufacturer approval for the minimal cover shown on the project drawings.

4.5 Construct FRP Boardwalk (Option item 5): This work consists of construction of one segment of FRP boardwalk, including excavation, embankment, backfill, and helical anchors for the foundation, as shown on the plans. Incidental to this task is the removal of the existing native log puncheon/bridge, and lawful disposition of all components. Native timber components can be disposed of on-site (not within the adjacent wetlands) but treated members, steel, and any other non-biodegradable materials must be disposed of off-site by the Contractor. New boardwalk dimensions will be 25’ x 5’. The Contractor must submit design drawings and calculations for the structure, stamped by a Professional Engineer licensed in Alaska. Design submittals are required within 45 days of contract award, unless otherwise approved by the CO. The Government shall have a minimum of 4 weeks to review the design and provide initial feedback.

5.0 Control of Traffic

5.1 The contractor shall keep Primrose Trail open and maintained in such condition as to safely accommodate the public. No trail closures shall be in effect without written approval from the CO/COR.

5.2 The trail must be entirely passable for the Breath of Life run, date is TBD. It is expected to last 3 days in August, to include usable crossing structures in place. This will require safe and unimpeded access for large quantities of runners.

5.3 Temporary detours, approaches, crossings, and intersections with trails shall be provided and maintained in a safe and passable condition.

5.4 The contractor shall post warning signs on the trailheads for each trail to warn the public of work in progress, the times the work is being performed, and the trail status (open/closed) during working hours. This applies to all trailheads with direct links to the work site: The Primrose Trailhead, The Meridian Lakes Trailhead, and the Lost Lake Trailhead.

5.4.1 All signs shall conform to Section 6B-22 of the “Manual on Uniform Traffic Control Devices.”

6.0 Landscape Preservation

6.1 If a previously unidentified archaeological or historic site(s) is encountered, the contractor shall discontinue work in the general area of the site(s) and notify the contracting officer immediately. An active mine can be seen at mile 3.7 (mining equipment belongs to the miners and is private property). This is a historic site and the Contractor must not disturb or impact it in any way. The trail itself is historic and part of the INHT system, so alterations and modifications to the trail must strictly align with those described in this SOW, specifications, and project drawings unless approved otherwise by the CO.

6.2 All mineral materials, topsoil and straw or hay erosion control products used shall be certified as weed free under the State of Alaska’s Division of Agriculture weed free certification program.

6.2.1 Contractor’s equipment must be inspected for cleanliness prior to mobilizing to project location. Coordinate with CO 14 days prior to mobilization.

6.3 Limit vegetation removal from May 1 – July 15. This includes clearing and grubbing, brushing, or any activity that would at all interfere with nesting migratory birds.

6.4 Rehabilitate and revegetate sites where damage has occurred to vegetation outside of the limits of work.

6.5 Operations shall be scheduled and conducted to minimize erosion of soils and to prevent silting and muddying of streams and rivers.

6.6 Pollutants such as raw sewage and other harmful materials shall not be discharged into or near streams and rivers or into natural or manmade channels leading thereto.

6.7 Waste motor oil, fuel, lubricant, bitumen, and similar hydrocarbons shall be collected and returned to the supplier. They shall not be wasted on the ground or buried.

6.8 All contractor furnished equipment and vehicles to be used at the job site shall be cleaned and free of invasive species (noxious weeds), seeds, external grease and oil and shall be inspected prior to entrance onto Federal lands. The restriction shall include equipment and vehicles intended for off-road use, whether they are owned, leased, or borrowed by the Contractor or Subcontractor.

6.9 Approval for the use of land-based motorized equipment such as ATVs less than 50” wide, small-scale excavators, and track haulers may be granted if the equipment is shown to be capable of operating within the trailway and/or at material sources for loading without damage to the surrounding area. The use of equipment outside of the trailway will not be allowed if it will damage vegetation or soil or create drainage problems. Cross-country movement of equipment, outside of the staked trailways, shall not be permitted unless approved in writing by the CO. Land based motorized equipment may be operated on the existing trail alignment.

6.10 Provide an Equipment Operation Plan that describes the type of equipment, how the equipment will used, safety precautions for the particular equipment, how the equipment will be moved to and from the work areas, and other considerations. The use of helicopters in the project area is allowed.

6.11 All protective plating and armoring shall be intact and properly functioning on the equipment to reduce the potential for damaging hydraulic hoses or the undercarriage.

6.12 Spill kit approved by OSHA for petroleum product leaks shall be always onsite.

6.13 All damage to trail tread, trail structures or water control structures caused by use of equipment will be repaired by the contractor at no expense to the Government.

6.14 Immediately extinguish, without expense to the Government, all fires on or in the vicinity of the project which are caused by the Contractor's employees, whether set directly or indirectly as a result of construction operations, without direction by the Forest Service.

7.0 Use of Premises

7.1 The area may be frequented by bears, which may become habituated to humans and may be attracted by activity and food. Maintain control of garbage and food so that no wildlife can access them.

7.2 The area may be frequented by bears, which may become habituated to humans and may be attracted by activity and food. Maintain control of garbage and food so that no wildlife can access them.

7.3 All aircraft use dates; and take off, landing, and flight path locations need to be approved by the CO prior to project implementation.

7.3.1 Aircraft maintain a minimum landing distance of one-half mile from all observed mountain goats or Dall sheep.

7.3.2 Aircraft maintain a 1,500-foot minimum vertical distance from all observed mountain goats or

Dall sheep.

7.3.3 Aircraft not allowed from October 1 through June 15.

7.4 Sanitation Facilities: Aside from the trailhead restroom facilities, the Contractor shall be responsible for providing and maintaining their own sanitation facilities in accordance with state and federal waste disposal regulations.

7.5 There are no known birds of prey nest trees in the vicinity of the project area, but if such trees are discovered no disturbance will be allowed within 330 feet of the trees and additional mitigation measures may be applied.

The Contractor shall be compensated for any cost impacts associated with a reroute or other avoidance measures associated with the discovery of a bird of prey nest. See Specifications Section 1000 for additional wildlife and environmental guidance.

7.6 Before any suspension of work all trailways shall be left in a condition suitable for traffic.

8.0 Construction Stakes, Lines, and Grades

8.1 The Contractor is responsible for all field staking of the items on the Work Log, located on Sheets 3, Drawings, and all other items in the drawing package. The Government will review and approve the exact locations and provide technical guidance as needed.

9.0 Disposal of Waste Material

9.1 Remove all waste material from the project area and dispose offsite unless specified otherwise.

9.2 Native timber may be disposed of on-site but must be scattered (not stacked) and placed where not readily visible from the trail.

10.0 Government Furnished Materials

10.1 Borrow material for trail/structure approach construction that is excavated in the construction of the trail.

No borrow sites outside of the current and proposed trailway are available. Any additional fill materials must be procured offsite by the Contractor.

10.2 Rock material sourced onsite for trail construction or reconstruction shall only be taken from the trailway.

No borrow sources outside of the trailway are allowed unless designated and approved by the CO. Any additional rock needed for retainers or headwalls must be procured offsite by the Contractor.

11.0 Deliverables/Schedule

11.1 Tasks and Associated Deliverables: Timely submission of deliverables is essential to successful completion of this requirement. Schedules for key deliverables are shown below in Table 1. All deliverables shall be submitted electronically to the CO and COR. The Government shall review the Contractor's plans as submitted for completeness and applicability. Proposed modifications of Contractor's plans will be discussed with the Contractor prior to acceptance. The Contractor must allow a minimum of two weeks for each submittal review, one week for re-review, and four weeks for the FRP design and calculation review.

11.2 Reporting Requirements: The contractor is required to provide written progress reports weekly. The report can be submitted via email to the COR. The progress report shall cover all work completed during the specified period, status of material orders, and present the work to be accomplished during the subsequent period. This report shall also identify any problems that arose and a statement explaining how the problem was resolved. This report shall also identify any problems that have arisen but have not been completely resolved and provide an explanation. This report is not a substitute for regular communication between the contractor and the COR.

11.3 Project Plan and Schedule: Work schedule will be submitted with the Contractor’s proposal; if timelines change by more than five business days the Contractor must resubmit and/or keep CO updated of all changes in writing.

Table 1

12.0 Coordination With Other Projects

12.1 The section of the Seward Highway near this project is currently undergoing construction, which may complicate some contractor access and operations. Proper coordination with USFS and/or Alaska Department of Transportation may be necessary at times. The Seward Highway, MP 17 to 22.5 Rehabilitation project information can be found at: https://www.alaskanavigator.org/projects/seward-highway-mp-17- 225-rehabilitation.

13.0 Order of Precedence – Requirements, Specifications & Drawings Any inconsistency in the specifications of this solicitation and any resultant contract shall be brought to the CO/COR for resolution, but general precedence occurs in the following order:

Deliverable Objective Due

Time of Gov Approval After Submittal

Updated Work Schedule

To notify the government of when the contractor shall be on site performing work and of significant work milestones. Ref.

item 11.3

As changes arise.

7 Days

Weekly Status Report Report documenting tasks & issues weekly.

Ref Para 11.2

Every Friday by 4:00 PM AKST until completion of contract

7 Days

Traffic Control Plan

To ensure trails and roadways remain open and that all personnel have reduced risk of traffic related injuries. Reference:

909.10.01

One week prior to any work that conflicts or interferes with traffic.

7 Days

Equipment Operation Plan

To inform CO of intended equipment. Ref para 6.9

10 business days prior to mobilization to the site.

7 Days

Blasting Plan To inform CO of blasting work, if planned. 10 business days prior to planned commencement of work, if applicable.

7 Days

Channel Diversion/Dewatering Plan

Demonstrate dewatering needs and plan, if needed.

One week prior to dewatering activities.

7 Days

Helicopter Operations Plan

To inform CO of helicopter operations and safety plans, if planned.

One week prior to commencement of helicopter operations, if applicable.

7 Days

Glulam Bridge Shop Drawings

Demonstrate material and design – glulam bridges. Ref Task 4.11

NLT 60 calendar days after award

14 Days

Boardwalk & Pile Design & Calcs

Demonstrate material and design – FRP boardwalk and helical piles. Ref Task 4.8

NLT 60 calendar days after award

21 Days

ALBC Shop Drawings Demonstrate material and design – ALBCs.

Ref Task 4.12

NLT 60 calendar days after award

14 Days

Project As-Builts Capture all structures and work completed, in drawing form (.pdf and .dwg)

Upon Completion of On-site Work

7 Days https://www.alaskanavigator.org/projects/seward-highway-mp-17-225-rehabilitation https://www.alaskanavigator.org/projects/seward-highway-mp-17-225-rehabilitation

1) Statement of Work – Special Contract Requirements

2) Project Specifications

A. Standard Specifications

3) Contract Drawings

A. Drawings, figured dimensions over scaled dimensions

B. Drawings, large scale drawings over small scale drawings

C. Schedules on drawings over notations on drawings

14.0 Applicable Laws, Regulations, Specifications and Guidance

14.1 Project specific drawings and specifications

14.2 FOREST SERVICE STANDARD SPECIFICATIONS FOR CONSTRUCTION OF TRAILS AND TRAIL BRIDGES ON

FOREST SERVICE PROJECTS, 10/30/2014. These may be viewed online at:

https://www.fs.usda.gov/recreation/programs/trail-management/documents/plans/supporting_documents/Trail_Specifications.pdf

Note that this version supersedes EM-7720-103, Standard Specification for Construction and Maintenance of Trails (1996).

14.3 Manual on Uniform Traffic Control Devices (MUTCD): https://mutcd.fhwa.dot.gov/

14.4 Project Specifications are as follows:

Section 901—Terms, Format, Abbreviation and Definitions Section 902—Intent of Contract Section 904—Control of Materials Section 906—Measurement and Payment Section 905—Quality Assurance and Quantity Measurement Section 907—Mobilization Section 908—Construction Survey, Staking, Flagging and Cleanup Section 909—Maintenance for Traffic and Temporary Construction Access Section 911—Tread and Prism Section 912—Clearing Limits Section 913—Surfacing Section 919—Trailway Special Project Specifications: Solid Rock Removal Section 929 – Special Project Specifications: Aluminum Box Culverts Section 939 – Structures Special Project Specifications: FRP Boardwalk and Piles Section 963 – Glulam Trail Bridges Section 983 – Removal of Structures and Obstructions Section 991—Aggregate and Rock Section 992 – Pipe Material Section 994 – Geosynthetic Material Section 995—Material for Timber Structures Section 1000—Supplemental Wildlife and Environmental Requirements

15.0 Attachments

1. Project Drawings

2. Project Specifications

3. Work Log

4. Photographs

5. Instructions for Proposal and Evaluation Criteria

6. National Trail Design Parameters

7. Staging Area Arial Image https://mutcd.fhwa.dot.gov/