B08 Solicitation_Atch 1_Scope of Work_04.13.21_Final.pdf

MEDORA, ND

Rehabilitate Juniper Picnic Area and Oxbow Overlook Trails to ABA Accessibility Paths

PMIS 254305, 254306

PROJECT SCOPE OF WORK

NATIONAL PARK SERVICE

13 April, 2021

TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

Section 01 10 00 - Division 01 Short Form General Requirements

DIVISION 02 – Demolition and Installation of Accessible Paths

SITE PICTURES & SUBMITTAL LIST

SECTION 01 10 00

DIVISION 1 GENERAL REQUIREMENTS

PART 1 – GENERAL

ITEM 1 - DESCRIPTION OF WORK

1.1 The project involves work at the North Unit’s Juniper Campground, picnic area, and Oxbow

Overlook locations with the removal of old asphalt path and the construction and installation of concrete paths conforming to ABA regulations. Project also includes the installation of an ABA bench to be installed along the walkway at Oxbow Overlook location. See Appendix A for trail pictures.

1.2 Work Covered by the Contract Documents:

A. Project Location: National Park Service, Theodore Roosevelt National Park (THRO), 208 Scenic Dr. Watford City, ND, at the Parks North Unit. Juniper Campground and Picnic Area is located approximately 5 miles into the park and Oxbow Overlook is 13.8 miles from the Park’s entrance station.

B. Work consists of: Furnish and provide all materials, supplies, tools, equipment, labor, traffic control, supervision, and expertise to properly and professionally perform the demolition and installation/construction of the ABA accessible concrete paths.

C. All work will be performed under a single contract.

ITEM 2 – PERFORMANCE PERIOD

2.1 The project will have a 90 day performance period to include demolition, site preparation, delivery/assembly, and final associated site work and cleanup. It is expected that once contractor commences with disturbance of each project area that construction activity persists through completion.

The 90 day period performance includes normal weather patterns that may interrupt work.

ITEM 3 - EXISTING UTILITIES

3.1 Existing Utilities: Notify Contracting Officer and utility companies of proposed locations and times for excavation.

3.2 Contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government. If damage occurs to an unknown utility, repair utility. An equitable adjustment will be made in accordance with the Changes clause of the contract.

3.3 Water service shall be maintained throughout construction.

3.4 Existing Utility Interruptions: Do not interrupt utilities serving facilities occupied by Government or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to requirements indicated:

3.4.1 Notify Contracting Officer not less than two days in advance of proposed utility interruptions.

3.4.2 Hours for Utility Shutdowns: Shut downs shall not exceed 2 to 3 hours. Temporary provisions will be needed by the Contractor for periods longer than stated allowance.

ITEM 4 - CONTRACTOR’S USE OF PREMISES

4.1 Conduct of Operations: At all times the contractor shall conduct his operations in conformance with the rules and regulations promulgated by the Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by the Park Superintendent.

https://www.nps.gov/thro/learn/management/upload/THRO-Compendium-2021-Signed-508-v3-1.pdf

A. No signs or advertisements (except those specified herein) shall be displayed on the construction site or within the park unless approved by the Contracting Officer.

B. Smoking is not permitted within any Federal building or within 25 feet of entrances, operable windows, or outdoor air intakes.

C. Pubic Use of Site: Contractor shall at all times conduct operations to ensure the least inconvenience to the public.

4.2 On-site work hours: Work shall be generally performed during normal business working hours of 7 a.m. to 5 p.m., Monday through Friday, except when otherwise indicated.

A. Work on Saturdays, Sundays, Federal holidays, early morning, or at night may not be performed without prior consent from the Contracting Officer. Submit requests for work outside of the stated normal business hours to the Contracting Officer for approval at least two business days in advance of the work.

4.3 Contractor Use of Site:

General:

A. The use of equipment to prep the areas for the new paths installation and to demo the old path will be limited to one point of egress by personnel and equipment to limit the damage done to park grounds. The egress point to be used will be a path/road already established. The https://www.nps.gov/thro/learn/management/upload/THRO-Compendium-2021-Signed-508-v3-1.pdf designated egress point can be established upon the contractor’s arrival or prior to with park management and COR/CO. An area to park equipment, materials and dumpster will be coordinated with COR and park management. Forming and placement of concrete material and use of equipment (i.e. concrete truck, material buggy, skid loader) may be allowed through submittal of proposed method and obtaining COR approval. Construction limits will not exceed 15 ft offset left and right of the proposed centerline as shown on the technical drawings.

B. The Contractor shall preserve and protect all structures, equipment, and vegetation

(such as trees, shrubs, and grass) on or adjacent to the work site, which are not to be removed and which do not unreasonably interfere with the work required under this contract. The Contractor shall only remove trees when specifically authorized to do so, and shall avoid damaging vegetation that will remain in place. If any limbs or branches of trees are broken during contract performance, or by the careless operation of equipment, or by workmen, the Contractor shall trim those limbs or branches with a clean cut and paint the cut with a tree-pruning compound as directed by the Contracting Officer.

C. The Contractor shall repair any damage to those facilities, including those that are the property of a third party, resulting from failure to comply with the requirements of this contract or failure to exercise reasonable care in performing the work. If the contractor fails or refuses to repair the damage promptly, the Contracting Officer may have the necessary work performed and charge the cost to the contractor.

D. The Contractor shall provide and maintain work environments and procedures which will:

(1) Safeguard the public and government personnel, property, materials, supplies, and equipment exposed to contractor operations and activities;

(2) Avoid interruptions of Government operations and delays in project completion dates and control costs in the performance of this contract.

E. For these purposes on contracts for construction or dismantling, demolition, or removal of improvements, the Contractor shall:

(1) Provide appropriate safety barricades and signs;

(2) Comply with the standards issued by the Secretary of Labor at 29 CFR Part 1926 and 29

CFR Part 1910; and

(3) Ensure that any additional measures the Contracting Officer determines to be reasonably necessary for the purposes are taken.

F. Driveways and Entrances: Keep driveways, access roads, and entrances serving premises clear and available to Government, Government's employees, and emergency vehicles at all times.

Do not use these areas for parking or storage of materials. Schedule deliveries to minimize use of driveways and entrances.

G. Security and Protection facilities installation:

1. Environmental Protection: Provide protection, operate temporary facilities, and conduct construction in ways and by methods that comply with environmental regulations and that minimize possible air, waterway, and subsoil contamination or pollution or other undesirable effects.

2. Cleaning of Equipment: The Contractor shall ensure that prior to moving on to the Project Area, all equipment, is free of soil, seeds, vegetative matter, or other debris that could contain or hold seeds. Ensure that all equipment has been pressure washed and is free of exotic species prior to start-up of operations and moving of equipment to Project Area.

Equipment shall be considered free of soil, seeds, and other debris when a visual inspection does not disclose such material. Disassembly of equipment components or specialized inspection tools are not required.

H. Quality Insurance:

1. The contractor's quality control efforts shall ensure that all work meets all federal and state health, safety and environmental codes. Contractor shall meet all building codes in order to meet local, state and federal requirements. Contractor will obtain all necessary permits and waste disposal permits, if required.

2. The contractor will abide by all OSHA safety standards and regulations in the performance of this work including the use of applicable proper personal protective equipment (PPE).

Contractor will be required to follow Architectural Barriers Act Accessibility Standards (ABAAS), American Disabilities Act (ADA), American Concrete Institute 211.1 (ACI), Underwriters Laboratories (UL), American National Standards Institute (ANSI), American Society for Testing and Materials International (ASTM), International Building Codes (IBC) and all park safety policies and procedures in-line with Department of the Interior and National Park Service standards.

4.4 Storage - Staging Areas:

A. Confine Storage of materials and equipment to the project area.

4.5 Preservation of Natural Features: The North Dakota Badlands landscape is a cultural landscape and all care shall be taken to minimize extent of impact throughout the construction process to the satisfaction of the COR.

4.6 Hauling Restrictions: Match State and County road requirements for all park work/access.

4.7 Housekeeping:

A. Keep project neat, orderly, and in a safe condition at all times. Store and use equipment, tools, and materials in a manner that does not present a hazard. Immediately remove all hazardous rubbish. Do not allow rubbish to accumulate. Provide onsite containers for collection of rubbish and dispose of it at frequent intervals during progress of work.

B. Dispose of waste materials legally off site.

C. All asphalt demolished shall be recycled to the greatest extent possible.

D. Recycling shall be recognized by the contractor and reasonable means to participate in diversion from the landfill shall be employed which may include concrete rubble to a recycling center that will receive it, plastics and aluminum recycling by employees with dedicated disposals at the work site, or other efficiently possible methods and measures.

4.8 Photo Documentation:

All photos shall be in focus, show maximum range of depth of field general photo and then close up detail photo as needed. Shall be in JPEG digital form and submitted via CD-R Archival Gold or DVD-R Archival Gold media with printed labels and 8 mega pixels minimum within 7 days or as approved by

COR.

A. Existing Condition Images: Before starting construction, take color, dated, digital images of project site and adjacent property/roads/etc. that may be impacted by construction activity/traffic. Include existing items to remain or be salvaged from different vantage points and with context for location identification.

B. Construction Images:

1. Document all sub-surface work/ trenches etc. prior to backfill with enough overall field view to show location and then details.

2. Maintain organized index for photos with date, description, etc..

3. Additional images as needed when questions or emergency situations occur. Submit within 24 hours.

4.10 Fire and Life Safety:

As a minimum, conduct one weekly 15-minute "toolbox" safety meetings. These meetings shall be conducted by a foreman or supervisor and attended by all construction personnel at the worksite.

Topics need to coincide with work scheduled for the following week. Document and submit meeting minutes to the Contracting Officer within one day after the meeting.

A. Comply with the requirements of NFPA 241 (Standard for Safeguarding Construction, Alteration, and Demolition Operations).

B. Store and handle hazardous materials in accordance with manufacturer’s and OSHA 29CFR1926 Subpart D requirements. Maintain readily available, on site, MSDS/Safety Data Sheets (SDS) for each chemical.

i. Immediately report all spills of hazardous materials to the park.

ii. Maintain a spill emergency response kit.

iii. Train employees how to respond to a spill and use the emergency response kit.

4.11 Noise and Acoustics Management:

A. Noise Control: Perform demolition and re-roof operations to minimize noise. Perform noise-producing work in less sensitive hours of the day or week as directed by the Contracting Officer.

B. Repetitive and/or intermittent, high-level noise: Permitted only during Daytime.

1. Do not exceed the following dB(A) limitations at 50 feet:

Sound Level in dB(A) Time Duration of Impact Noise 70 More than 12 minutes in any hour 80 More than 3 minutes in any hour

2. Maximum permissible construction equipment noise levels at 50 feet:

EARTHMOVING dB(A) MATERIALS HANDLING dB(A) Compressors 75 Pneumatic Tools 80 Pumps 75 Saws 75 Generators 75 Vibrators 75

C. Ambient Noise:

1. Maximum noise levels (dB) for receiving noise area at property line shall be as follows:

a. Residential receiving area :

Daytime: 65 dB Nighttime: 45 dB

b. Commercial/Industrial receiving area:

Daytime: 67 dB Nighttime: 65 dB

ITEM 5 - COMMENCEMENT, PROSECUTION, AND COMPLETION

5.1 The Contractor shall commence work in accordance with the terms and conditions of the contract.

ITEM 6 - EXAMINATION OF THE SITE

6.1 All bidders are urged to visit the job site and examine existing conditions before submitting bids. All bidders will be held to have the same knowledge concerning the site and the on ground conditions as if they had inspected the job site. No change orders will be approved for work obvious during a site visit.

Please see FAR 52.236-27 - Site Visit (Construction).

ITEM 7 - ABBREVIATIONS

7.1 The list of abbreviations, which may be used in the Construction Specifications or Special Provisions, refer to the organizations and specifications of the organizations may be found at the below https://www.nps.gov/orgs/1671/do-business-with-us.htm

ITEM 8 - ACCIDENT PREVENTION

8.1 Description: The work of this section consists of establishing and implementing an effective accident prevention program and providing a safe environment for all personnel and visitors.

A. It is the Contractor's responsibility to require all those working on or visiting the site to wear hard hats and other necessary personal protective equipment in good repair at all times. As a minimum, maintain four hard hats and all other APP required equipment.

8.2 Submittals:

https://www.nps.gov/orgs/1671/do-business-with-us.htm

A. Accident Prevention Program: At the preconstruction conference submit for approval a site specific accident prevention program. The Plan shall be written to comply with OSHA and project requirements (a generic plan is not acceptable) including but not limited to the following:

1. Name and qualifications of responsible supervisor to carry out the program

2. First aid and rescue procedures. Provide current certification for first aid/CPR of designated individual.

3. Training, both initial and continuing.

4. Outline of each phase of the work, the hazards associated with each major phase, and the methods proposed to provide for property protection and safety of the public, National Park Service personnel, and Contractor's employees. Identify the work included under each phase, with a Job Hazard Analysis (JHA)/Job Safety Analysis (JSA), etc.

5. Planning for possible emergency situations, such as, fires, floods, and power outages, slides, and wind storms. Such planning shall take into consideration the nature of construction, site conditions, and degree of exposure of persons and property.

6. Contractor to identify nearest location of medical facility for emergencies

7. Recognition that work will be performed in remote areas with limited communication or cell phone coverage.

8. Supplemental hazard specific plans may be required IAW 29 CFR 1926 or 1910.

B. Meeting and Inspection Reports: Safety Meetings: As a minimum, conduct 15 minute

"toolbox" safety meetings. These meetings shall be conducted by a foreman and attended by all construction personnel at the worksite. Submit a report of safety meetings and inspections.

The Contractor shall document the “toolbox” meetings through the daily logs.

8.3 Qualification of Employees:

A. Ensure that employees are physically qualified to perform their assigned duties in a safe manner to include operators of vehicles and equipment. .Provide operating instructions for all equipment. .

B. Do not allow employees to work whose ability or alertness is impaired because of drugs, fatigue, illness, intoxication, or other conditions that may expose themselves or others to injury.

8.4 Accident Reporting: The Contractor shall report all accidents to the Contracting Officer or designee as soon as possible and assist the Contracting Officer and other officials as required in the investigation of the accident.

8.5 First Aid Facilities: Provide adequate facilities for the number of employees and appropriate to the hazards associated with the types of ongoing construction work at the site.

8.6 Emergency Instructions: Post telephone numbers and reporting instructions for ambulance, physician, hospital, fire department, and police in conspicuous locations at the work site.

8.7 Personal Protective Equipment (PPE): It is the Contractor's responsibility to require all those working on or visiting the site to wear necessary protective equipment at all times.

A. PPE must meet requirements of applicable ANSI standards. Selection shall conform to OSHA 29CFR 1926 Subpart E.

B. B. A hard hat use area shall be designated by the Contractor. The hard hat area shall be posted by the Contractor in a manner satisfactory to the Contracting Officer.

C. C. It is the Contractor's responsibility to require all those working on or visiting the site to wear hard hats and other necessary PPE. All PPE will be serviceable at all times. At a minimum, maintain 3 sets of PPE including hard hats and all other Accident Prevention Plan required equipment.

8.8 Hazardous Materials: It shall be the responsibility of all operators and contractors, functioning within the park to properly cleanup, mitigate and remediate if necessary, all unauthorized discharges of hazardous materials or non-hazardous chemical and biological products released from fleet and/or other support vehicles or stationary sources. Response shall be consistent with guidelines established by federal, state and local regulations, and as outlined within the operator's Safety or Hazardous Materials Business Plan.

A. If a spill, leak or other release occurs, the operator shall as soon as possible, without impeding cleanup, notify the National Park Service Emergency Dispatch.

ITEM 9 - PRECONSTRUCTION CONFERENCE: See FAR 52.236-26

ITEM 10 - SUBMITTALS

10.1 General Submittal Procedures:

A. General: Prepare and submit submittals required by individual Specification Sections. Types of submittals are indicated in individual specific sections.

1. CM-16 Transmittal Form: All submittals shall be transmitted via electronic email using

National Park Service form CM-16 form. The form will be provided by the Contracting Officer. No action will be taken on a submittal item unless accompanied by the CM-16 transmittal form. All completed transmittal forms must be submitted to the Contracting Officer for review and approval.

B. Submittal List: A submittal list has been attached to the end of this Specification Section. The intent is to provide an overall summary of submittal requirements and not a comprehensive list. The requirements of the individual Specification Sections, terms and conditions of the Contract still apply regardless of what is shown on the submittal list.

C. Preconstruction Conference Submittal: The following items shall be submitted a minimum of one week prior to the Preconstruction Conference. If all of these documents have not been received one week prior to the scheduled Pre-Construction Conference date, the conference will be cancelled, Notice to Proceed will not be issued, and the Contracting Officer will consider other contractual remedies. Work shall not commence until written Notice to Proceed has been issued. Contracting Officer will notify Contractor of tentative date for the Pre- Construction Conference:

1. Letter designating Project Superintendent.

2. Construction Schedule.

3. A comprehensive breakdown of the Schedule of Values.

4. Accident Prevention Plan (see section 7 of this document).

5. A list of Subcontractors for this project.

6. Written statements from subcontractors certifying compliance with applicable labor standard clauses (SF1413).

7. Satisfactory evidence of liability insurance coverage and workman’s compensation for the Contactor and all subcontractors.

8. Waste Management Plan.

9. Quality Control Plan.

10.2 Technical submittals: in regards to submittals the contractor is responsible for submitting material data, samples or product data for the following parts/materials. All testing will be accomplished via contractor retained 3rd party qualified agent (Geotech engineer or similar)

A. After approving submittals, Contracting Officer will return one copy to the Contractor. If submittals are not approved, Contracting Officer will return all copies to Contractor with reasons for rejection. Resubmit, identifying changes. Any work done before approval shall be at Contractor's own risk.

10.3 Approved Equals: Refer to FAR 52.211-6 - If an item in this solicitation is identified as “brand name or equal” or lists less than 3 manufacturers, the purchase description reflects the characteristics and level of quality that will satisfy the Government’s needs. The salient physical, functional, or performance characteristics that “equal” products must meet are specified in the solicitation or relevant specification.

A. For each item proposed as an “approved equal,” submit supporting data, including:

1. Drawings and samples as appropriate.

2. Comparison of the characteristics of the proposed item with that specified.

3. Changes required in other elements of the work because of the substitution.

4. Name, address, and telephone number of vendor.

5. Manufacturer’s literature regarding installation, operation, and maintenance, including schematics for electrical and hydraulic systems, lubrication requirements, and parts lists. Describe availability of maintenance service, and state source of replacement materials.

B. A request for approval constitutes a representation that Contractor:

1. Has investigated the proposed item and determined that it is equal or superior in all respects to that specified.

2. Will provide the same warranties for the proposed item as for the item specified.

3. Has determined that the proposed item is compatible with interfacing items.

4. Will coordinate the installation of an approved item and make all changes required in other elements of the work because of the substitution.

5. Waives all claims for additional expenses that may be incurred as a result of the substitution.

C. Approved Equals will be evaluated and approved/disapproved during the submittal process.

10.4 Construction/Progress Schedules: Submit the Construction Schedule (normally in bar chart form) showing estimated starting and completion dates for each part of the work. The first progress payment will not be issued until an acceptable Construction schedule is submitted. The following information must accompany submission of progress schedules prior to processing any pay application:

A. Daily/weekly progress reports during construction as part of the administration process. A progress meeting will be facilitated by the contractor. Frequency of this meeting will be determined by the Contracting Officer. The meeting agenda will include at minimum:

• Work Progress & Look Ahead

• Progress Schedule

• Submittals

• RFIs

• Change Orders

• Price Proposals

• Payment Applications

B. Schedule of Values: Breakdown each lump-sum item into component work activities used in the schedule, for which progress payments may be requested. The Schedule of Values will form the basis for payment. The work activities broken out within the schedule of values shall be integrated into and made a logical part of the construction baseline schedule submitted under this specification. The total costs for the component work activities shall equal the contract price for that lump-sum item. The Contracting Officer may request data to verify accuracy of dollar values.

ITEM 11 – TEMPORARY SERVICES

11.1 Description: The work of this section consists of providing temporary services required for Contractor's performance of the work of this Contract.

11.2 Fire Prevention and Protection:

A. Hazard Control: Take all necessary precautions to prevent fire during construction. Provide adequate ventilation during use of volatile or noxious substances.

11.3 Toilet/Sanitary Services:

A. The contractor shall be responsible for providing and maintaining satellite toilet facilities for their employees for the duration of the project. Toilet to be located as directed by the COR and noted on the construction documents.

11.4 Water:

A. The contractor shall provide necessary water to accomplish the work. There is no water source available at either of the project sites.

ITEM 12 - PROJECT CLOSEOUT

12.1 Description: The work of this section consists of final cleanup, closeout submittals, final inspection procedures, and safety precautions.

12.2 Cleaning: Remove all tools, equipment, surplus materials, and rubbish. At time of final inspection, project shall be thoroughly clean and ready for use.

12.3 Final Inspection: Request a final inspection must be requested in writing to the Contracting Officer. The Contracting Officer make an inspection within 10 days of receipt of request or at a mutually agreeable time.

A. If the work is determined to be complete following the final inspection, the Contracting Officer issue a Letter of Final Acceptance.

B. If the work is not determined to be complete following the final inspection, the Contracting Officer will notify Contractor in writing. Contractor shall request a new final inspection after completing the work. Re-inspection costs may be charged against the Contractor in accordance with the Inspection of Construction contract clause.

C. A punch list may be used if appropriate and approved by the Contracting Officer. Contractor shall complete the punch list within 30 calendar days, documented weather permitting.

D. If the Contractor fails to complete the work performance period end date, the Contracting Officer may correct the work with an appropriate reduction in contract price or charge for re-inspection costs in accordance with the Inspection of Construction contract clause.

G. Disposition of any permits and warranties required by the specifications in this section.

12.4 Acceptance of the Work: After all deficiencies have been corrected, a Letter of Acceptance will be issued. A Release of Claims document must be executed and submitted to the Contracting Officer before final payment can occur.

12.5 Warranties

A. Construction Warranty shall be based on date of final acceptance.

B. Provide All Warranty information of products installed organized by Division. All contact information, extents and conditions shall be clearly noted as well as date of final acceptance.

DIVISION 02 – Demolition and Installation of Accessible Paths

DEMOLITION/REMOVAL OF OLD ASPHALT

The demolition and removal of the existing asphalt path and pad at Juniper Campground, Picnic Area, and Oxbow Overlook Path will need to be done prior to preparation and installation of the new ABA concrete paths and pads. The area will have to be leveled and prepared for concrete installation at both sites.

1. Before beginning any demolition work, the contractor shall familiarize themselves with the site and examine the drawings and specifications to determine the extent of the work. The contractor shall take necessary precautions to avoid damages to existing grounds, trees and existing parking areas and will be responsible for any repairs and/or replacement.

2. Perform removal of old asphalt from Juniper Campground, Picnic Area, and Oxbow Overlook Path in such manner as to eliminate hazards to persons and property; to minimize interference with use of adjacent areas and structures or interruption of use of such facilities; and to provide free passage to and from such adjacent areas of structures.

3. Provide safeguards, including warning signs, barricades and other similar items that are required for protection of all personnel , NPS staff, and the public during demolition/removal/installation operations.

4. Remove existing asphalt from the existing paths. Prepare surfaces for install of new concrete.

5. The use of equipment to remove old asphalt, prep and place new concrete paths will be limited to one point of egress by personnel and equipment to limit the damage to be done to park grounds.

The egress point to be used will be a path/road already established. All egress points are referenced in technical drawings #387-175102 and #387-174976. The designated egress point can be established upon the contractor’s arrival or prior to with park management and COR/CO.

An area to park equipment, materials and dumpster will be coordinated with COR and park management.

Upon completion of work of this section and after removal of all debris, leave site in clean condition satisfactory to CO/COR. Clean-up shall include disposal of all items and materials not required to remain property of the Government as well as all debris and rubbish resulting from demolition operations.

All debris, asphalt, unused borrow and associated materials shall become property of Contractor and shall be disposed of by them daily, off the site at approved site or stored in a dumpster on site to assist in visitor safety. There are no areas in the Park for storage of debris or trash. Contractor shall dispose and recycle debris in compliance with applicable federal, state or local permits, rules and/or regulations.

INSTALLATION/CONSTRUCTION OF NEW CONCRETE WALKWAY

1. The contractor will properly prepare for the construction and installation of the new concrete paths at the designated locations in the North Unit of Theodore Roosevelt National Park.

2. The all new walkways will be concrete with dimensional specifications that can be found in technical drawings #387-175102 and #387-174976

3. The contractor shall provide and mount one 6 ft steel ABA bench installed along the walkway at Oxbow Overlook. Reference technical drawings #387-175102 for bench specifications and install locations. An ABA approved bench shall be surface mounted on the pad with 316 stainless steel hardware. The benches will be 6ft Peterson Manufacturing Company Lemars Series ribbed park bench (Model LB72) with solid heavy-duty 1" thick steel plate legs and 1-1/2" wide steel ribs or equivalent with the specs and color. Benches to have a highly durable powder-coated finish. Benches will have continuously welded seams that penetrate the metal and ensure a weld that is virtually inseparable and rust deterrent. It will be protected with 7-15 mils of polyurethane powder-coating with the rapid tan color.

4. The contractor is responsible for verifying all measurements prior to installation of new paths and pads.

5. The compacting of the substrate areas for concrete walkways and pad shall be compacted to 95% of optimal density under ASTM D1557. The compacting of the substrate for concrete walkways will extend ½ foot outside the edge of the walkways.

6. All concrete will receive a light broom finish, applied perpendicular to the path of travel.

7. Contractor to compact the fill every 4” inches to ensure even compaction. The finished surface will be level and flat max deviation of - 1/2” to + 0” from the true horizontal plane.

8. The concrete walkway’s horizontal alignment and vertical profile shall be staked on the ground based on the layout information provided on technical drawings #387-175102 and #387-174976.

9. Putting fill in place of the area around the paths and pads will have to be from an approved borrow source. Provide samples to be used with the type of soil requested. Ensure grade is matching existing grade and will not cause any undo drainage issues. Compaction will be needed to ensure that ground is stabilized to prevent runoff. Some links to help contractor with borrow/soil selection. The state of ND DOT maintains a list of "approved" sources for fill materials (see links below). There is some contact information on the second page of the pdf form.

http://www.history.nd.gov/hp/PDFinfo/GeneralSHPOBORROWFORM.pdf http://www.dot.nd.gov/dotnet2/view/certificatesofapproval.aspx

10. Completely demolish and remove all asphalt. Replace fill dirt in the excavation after demo and with the installation of the new paths, include topsoil to match existing adjacent grades and sow grass seeding with Park approved species.

All borrow must be from an approved source.

11. The park will be responsible for seeding all areas disturbed by this project. Contractor will prep all disturbed areas and ready them for seed application. Reuse any clean borrow soil free of rubble and debris from the excavation of the old paths to fill as much after demo of old paths for the new ones.

12. The work in this project shall be executed in the best and most workmanlike manner, by qualified and efficient mechanics\tradesmen, skilled in their respective trades. The Contractor shall coordinate and perform all operations in a manner that will result in a professional and expeditiously completed project. The work shall be in strict accordance with prevailing industry standards and manufacturer’s instructions. Work and materials shall comply with this Statement of Work and the editions in effect at the time of this solicitation for applicable criteria, regulations, guidelines, and codes.

13. Ensure all edges of the concrete path and pads will be edged with a concrete edging tool.

14. The sidewalk will be a minimum of 5 ” thick concrete with 3500 psi strength. See technical drawings #387-175102 and #387-174976 for detailed concrete paving specifications.

15. Contractor is responsible for removing all debris, trash and materials from Park property related to the construction project, the use of existing Park trash containers is not permissible. The cleaning of equipment will be done off site of the Park do to environmental concerns.

16. Contractor shall be responsible for checking to ensure the final running grade and cross slope meet ABA requirements. COR must approve (in writing) all running grades and cross slopes prior to installation of concrete surfaces.

http://www.history.nd.gov/hp/PDFinfo/GeneralSHPOBORROWFORM.pdf

Site Surveying and Construction Staking

1. The COR shall approve the final staking and layout for the site and related facilities before beginning the actual construction.

2. The Contractor is responsible for all surveying and staking required to complete the contract work.

Site Restoration

1. All slopes, banks, grades and landscaping must be restored to preconstruction conditions. Please reference technical drawing notes regarding erosion control and seeding operations.

SITE PICTURES & SUBMITTAL LIST

List of Appendices Appendix A – Trail Pictures

- Juniper Campground & Picnic Area

- Oxbow Overlook

Appendix B – Overhead Pictures

Appendix A – Walkway Pictures Juniper Campground & Picnic Area

Juniper Campground & Picnic Area(con’t)

Oxbow Overlook

Oxbow Overlook Trail (con’t)

Appendix B – Overhead Pictures Juniper Campground

Oxbow Overlook

SUBMITTAL LIST

The intent of this list is to provide an overall summary of submittal requirements and not a comprehensive list. The requirements of the individual Specification Sections, terms and conditions of the Contract still apply regardless of what is shown on this submittal list.

Deliverable Description Format Date Due

1 Letter designating Project Superintendent

Electronic Copy

14 days after Award

2 Payment bond or irrevocable letter of credit

Electronic Copy

14 days after Award

3 Satisfactory evidence of liability insurance coverage and workman’s compensation for the Contactor and all subcontractors.

Electronic Copy

14 days after Award

4 Construction Schedule Electronic Copy

14 days after Award

5 A comprehensive breakdown of the Schedule of Values

Electronic Copy

14 days after Award

6 Accident Prevention Plan (see section 7 of this document).

Electronic Copy

14 days after Award

7 List of Subcontractors for this project Electronic Copy

14 days after Award

8 Written statements from subcontractors certifying compliance with applicable labor standard clauses

(SF1413).

Electronic Copy

14 days after Award

9 Waste Management Plan Electronic Copy

14 days after Award

10 Quality Control Plan Electronic Copy

14 days after Award

12 Compaction test results showing 95% compaction has been achieved

Electronic Copy

24 hours prior to pouring concrete

13 Final inspection request Electronic Copy

14 days prior to requested final inspection date

14 Concrete Paving

- Concrete mix design

- Product data – rebar

- Jointing materials

Electronic Copy, Physical samples.

14 days prior to conducting concrete work, concrete testing results when occurring.

- Product data – Integral colorant

Integral colorant samples

END OF SECTION

A. It is the Contractor's responsibility to require all those working on or visiting the site to wear hard hats and other necessary personal protective equipment in good repair at all times. As a minimum, maintain four hard hats and all other APP re...