B09_AMEND_02_Attach_(2)_01_11_00-SummaryOfWork_MORA_Ohana_AMEND02_0002.pdf

MORA 313019 / 331809 / 312439 01 11 00 - 1

112723 SUMMARY OF WORK

SECTION 01 11 00 - SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY :

A. AMENDMENT 02 UPDATES:

1. ALL WORK TO TAKE PLACE IN ONE CONSTRUCTION SEASON.

2. ANY LANGUAGE IN THIS SPEC SECTION DESCRIBING TWO PHASES OF

CONSTRUCTION TO BE REPLACED WITH ONE CONSTRUCTION SEASON.

3. TREE FELLING TO TAKE PLACE IMMEDIATELY UPON NOTICE TO PROCEED.

4. THERE IS NO PUBLIC USE OF THE SITE.

5. COMFORT STATIONS WILL NOT BE OPEN TO VISITORS.

6. ANY ADJUSTMENTS TO STAGING AREAS TO BE PRESENTED TO CO.

B. Section includes the following:

Section 1.2: Work Covered by Contract Documents Section 1.3: Work Phases Section 1.4: Government-Furnished Materials Section 1.5: Government Performed Scope Section 1.6: Construction Contractor Use of Site Section 1.7: Public Use of Site Section 1.8: Occupancy Requirements for Buildings Section 1.9: Conduct of Operations Section 1.10: Work Restrictions Section 1.11: Protection of Existing Vegetation, Structures, Equipment, Utilities, Improvements Section 1.12: Protection Of Special Status Species Section 1.13: Special Construction Requirements Section 1.14: Hazardous Materials Report Section 1.15: Mortar Analysis

1.2 WORK COVERED BY CONTRACT DOCUMENTS

A. Project Location: Mount Rainier National Park, Ohanapecosh Campground, southeast side of the park, 11 miles northeast of Packwood, Washington. Accessed off State Road (SR) 123.

B. The Base Scope of Work consists of (see also 00-G006):

1. MORA 313019 – Campsite and Comfort Station Rehabilitation and ABAAS Upgrades at Loops A (O-304, O-305), C (O-303), and D (O-306) and ABAAS Upgrades at the Visitor Center

a. Includes rehabilitation of campsites at Loops A, C, and D – regrading, improvements to parking spurs and campsites, removal and replacement of campsite signs, bollards, pedestrian paths, tent pads, repair/replacement of site furnishings, select removal of vegetation, erosion control of impacted areas, and placement of logs and boulders and tree and vegetation protection.

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b. Includes rehabilitation of comfort stations O-303, O-304, O-305 and O-306 – replacement of select finishes, repair/replacement of concrete slab, installation of a new concrete slab-on-grade and floor drain in the utility chase, replacement of the water lines, replacement of plumbing, light fixtures and toilet partitions, rehabilitation/replacement of lavatories, rehabilitation of log structure and stone masonry, improvements to wood structure, rehabilitation of wood and aluminum windows, and replacement of wood shingle and standing seam metal roofing and flashing.

c. Includes rehabilitation of wood privacy screens and existing water stations is included. Due to changes to water line entry in MORA 312439 scope, revisions to water supply in Comfort Station O-307 are included. Also includes addition of accessible concrete parking and pedestrian paths, and water stations, at select comfort stations (O-303, O-304, and O-306), ABAAS campsites, day use areas for Loops A and C, the visitor center, and the associated erosion control of these sites.

Parking for park maintenance vehicles and various site work elements only occur as described in the drawings at Loops A, C. and D.

d. Also includes rehabilitation of the paving and parking at the Visitor Center – regrading, addition of ABAAS parking spaces and concrete ramps, and new concrete ramp and stairs with painted steel handrails, new concrete paving, removal and salvage of existing vegetation and reinstallation of salvage soil and vegetation.

2. MORA 313019 Campsite and Comfort Station Rehabilitation and ABAAS Upgrades at Loop B (O-302)

a. Includes rehabilitation of campsites at Loop B – regrading, improvements to parking spurs and campsites, removal and replacement of campsite signs, bollards, pedestrian paths, tent pads, repair /replacement of site furnishings, select removal of vegetation and select removal, salvage and reinstallation of select vegetation , erosion control of impacted areas, and placement of logs and boulders and tree and vegetation protection.

b. Includes rehabilitation and ABAAS upgrades of Comfort Station O-302 – replacement of select finishes, repair/replacement of concrete slab, installation of a new concrete slab-on-grade and floor drain in the utility chase, replacement of the water lines, replacement of plumbing, light fixtures and toilet partitions, rehabilitation/replacement of lavatories, rehabilitation of log structure and stone masonry, improvements to wood structure, rehabilitation of wood windows, and replacement of wood shingle roofing and flashing.

c. Includes repair/rehabilitation of wood privacy screens and existing water stations and addition of accessible concrete parking and pedestrian path, water station, and stone walls, ABAAS campsites, day use areas for Loop B, and the associated erosion control of these sites. Parking for park maintenance vehicles and various site work elements only occur as described in the drawings at Loop B.

3. MORA 312439 – Sanitary Utility Rehabilitation and Select Sanitary Sewer Demolition

a. Includes replacement of sanitary sewer lines with primarily new locations, select removal of old sanitary sewer lines, abandonment of sanitary sewer manholes, select abandonment of old sanitary sewer, removal of existing concrete weir and associated stream restoration, and erosion control of impacted areas and tree and vegetation protection.

4. MORA 331809 – Electric Utility Rehabilitation

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a. Includes new primary electrical conductors and conduits are to be provided underground from the existing to remain pull box to transformers located throughout loops E, G, and H. Trenching for new water lines is to be used where possible. Three transformers located at Comfort Stations O-307, O-308 and O-310 are to be replaced with new transformers. Also includes provision of electrical service to a new host site, and erosion control of impacted areas and tree and vegetation protection.

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5. Tree Removal

a. Includes the felling of select trees. Number and location of trees per the Drawings

(01-GL1.7 provides a summary). Includes contractor marking and flagging of trees to be removed to be reviewed by CO and park staff prior to any staging or removal.

All work within identified laminated root rot zones shall follow practices indicated in the Drawings and Specifications, and in consultation with park staff to avoid the spread of disease. Tree removal shall be limited to only what is needed to meet project objectives, and to meet accessibility and safety requirements.

C. The Bid Option Work includes (see also 00-G006):

1. Option A, MORA 313019 – Rehabilitation of Comfort Stations at Loops E (O-310), F (O-

309), G (O-307), and H (O-308).

a. Includes rehabilitation of comfort stations at Loops E (O-310), F (O-309), G (O-

307), and H (O-308), including: replacement of select finishes, repair/replacement of concrete slab, installation of a new concrete slab-on-grade and floor drain in the utility chase, replacement of the water lines, replacement of plumbing, light fixtures, and toilet partitions, rehabilitation/replacement of lavatories, rehabilitation of board and batten wood finish, rehabilitation/repair of wood structure, rehabilitation of aluminum windows, and replacement of standing seam metal roofing and flashing.

This also includes the rehabilitation of the site through regrading, pedestrian access routes, maintenance vehicle parking, new stone walls, new stairs with painted steel handrails, rehabilitation of water stations, select removal, salvage and reinstallation of select vegetation, and associated erosion control, and tree and vegetation protection.

2. Option B, MORA 313019 – Rehabilitation of Campsites at Loops E, F, G, and H and Day Use Area at Loop D

a. Includes rehabilitation of campsites at Loops E, F, G, and H, including regrading, improvements to parking spurs, and campsites, removal and replacement of campsite signs, bollards, pedestrian paths, tent pads, repair/replacement of site furnishings, select removal of vegetation, select removal, salvage and reinstallation of select vegetation, erosion control of impacted areas, and placement of logs and boulders. This item also includes the addition of accessible concrete parking at the day use area at Loop D.

3. Option C, MORA 313019 – Rehabilitation and ABAAS Upgrades at Amphitheater and ABA ORAR Paths to Amphitheater.

a. Includes work at and around the amphitheater: a new concrete accessible ramp with painted steel metal guard/handrails, repair of metal bench supports and pier repair/replacement or removal, installation of new wood bench planks, regrading for accessibility, erosion control of impacted areas, replacement and new asphalt paving, replacement of wood handrail and guards inside building, rehabilitation/repair of wood structure, replacement of overhead screen cover, rehabilitation of board and batten wood finish, and replacement of standing seam metal roofing and flashing. Also includes new stone walls and stone steps and repair of existing stone edge, and tree and vegetation protection. This item also includes the addition of accessible concrete parking at the amphitheater.

4. OPTION D, MORA 313019 – ABAAS Upgrades at Comfort Stations at Loops E (O-310), F (O-309), G (O-307, building only), and H (O-308, building only).

a. Includes accessibility upgrades to comfort stations at Loops E (O-310), F (O-309), G (O-307), and H (O-308), including reconfiguration of the doors and door frames, a different fixture and toilet partition layout from Contract Line Item 0006, and

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b. Sitework includes accessibility improvements at Comfort Stations O-310 and O-309 only, as O-307 and O-308 are not accessible from sitework/path perspective due to extreme elevation differences. These improvements include the addition of accessible concrete parking, regrading and accessible pedestrian paths, new stone walls, the addition of an accessible water spigot, and tree and vegetation protection.

5. Option E, MORA 312439 – Water Utility Rehabilitation on Loops E, G, and H

a. Includes replacement of water lines with primarily new locations, select removal of old water lines, and erosion control of impacted areas, and tree and vegetation protection.

6. Option F, MORA 312439 – Roadway Rehabilitation on All Loops

a. Includes shoulder repair at select areas in all loops, improvement of roadway drainage at select areas, low water crossing, replacement of five existing dumpster enclosures, and tree and vegetation protection.

D. Project will be constructed under a single prime contract.

E. Contractor shall be required to cease construction activities if a special-status species is discovered (living, injured, or dead) in the project area and be on hold until the park staff re-evaluates the project.

This would allow modification of the contract to include protection measures to protect the discovery.

1. The contractor shall alert the Contracting Officer immediately should this occur.

2. Additionally, the contractor is required in the Construction Contractor’s Environmental

Training Program (re: 01 31 00 “Project Management and Coordination”) to train workers regarding special-status species.

F. Concurrent Work:

1. Work on SR 123 East of Ohanapecosh Campground Entrance – For construction transportation approaching from the north and east, Contractor should be aware that one lane closures are anticipated during 2024, construction all of 2025, and total closure during September and October 2025. This roadwork may affect campground access for workers and deliveries as well as potentially affect resource availability.

1.3 WORK PHASES

A. The Work shall be conducted in two phases in the following recommended order, with each phase to be substantially completed before beginning next phase:

1. Phase One: Phase One work takes place during the first construction season. This is anticipated to take place April 2025 to December 2025; varying due to snow levels and campground access via SR 123. All Phase One work to be completed by the end of the first construction season before work is to start on Phase Two.

2. Phase Two: All remaining Work to take place during the second construction season. This is anticipated to take place March 2026 to October 2026; varying due to snow levels and campground access via SR 123.

3. The Anticipated division of scope is:

a. Phase One recommendation is the following: Loops D, E, F, G, & H (north of the

Ohanapecosh River)

b. Phase Two recommendation is the following: Loops A, B, & C (south of the

Ohanapecosh River)

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4. Contractor shall propose their own phasing plan (re: Section 01 50 00 “Temporary Facilities and Controls.)

5. Comfort Stations associated with each loop shall remain open for visitors when that same loop is open to visitors. All repair work on comfort stations shall only occur when it is that loop is closed for visitors and loop is under repairs.

6. Contractor to document substantial completion procedures that accompany the two-phased construction schedule.

B. The campground will be partially open during construction, requiring phasing of the work.

1. Three campground loops minimum must be open to the public from the Friday before

Memorial Day through the Tuesday after Columbus Day.

2. The two phases are likely to need to shift outside of this period of service to ensure continuity of service to the public. This is a recommendation only.

C. The campground is typically accessed seasonally, and winter shut down occurs from December through late March/early April due to closure of SR 123 due to snow levels.

1. Subject to change depending on weather conditions and snow levels.

2. Typical park calendar outlook:

a. December through late March/early April: closed due to SR123 access.

b. Late March/early April through the Friday before Memorial Day: shoulder season road closed to public and NPS provides contractor access to site. Contractor will clear snow on construction site as needed.

c. Friday of Memorial Day weekend - Tuesday after Columbus Day: road open to public and contractor has access to construction site.

d. Tuesday after Columbus Day – end of November: shoulder season road closed to public and NPS provides contractor access to site. Contractor will clear snow on construction site as needed.

D. In water work (i.e. removal of the concrete weir) shall occur during the summer low flow season:

late July – September, to minimize potential effects to aquatic resources and habitat.

E. Tree removal shall be permitted only outside the nesting seasons of the northern spotted owl (March 15 to September 30) and the Migratory Bird Treaty Act (early April to mid-August) unless the appropriate surveys are conducted and no listed species are present and no active nesting is occurring in trees proposed for removal.

1. Trees may be felled in the fall after the nesting season ends (September 30th) as site preparation for work occurring in the spring of the following year.

2. For more requirements, refer to 1.12 and 1.13 of this specification section.

1.4 GOVERNMENT-FURNISHED MATERIALS

A. In case of Government -furnished materials:

1. Government will arrange and pay for delivery of Government-furnished items according to Construction Contractor's Construction Schedule.

2. Construction Contractor is responsible for initial inspection, receiving, unloading, and handling Government-furnished items at Project site.

3. Government will inspect delivered items for damage after delivery. Construction Contractor shall be present for and assist in Government's inspection.

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4. Government will arrange for replacement if Government-furnished items are damaged, defective, or missing.

5. Construction Contractor is responsible for protecting Government-furnished items from damage during storage and handling, including damage from exposure to the elements.

6. If Government-furnished items are damaged as a result of Construction Contractor's operations, Construction Contractor shall repair or replace them.

7. Construction Contractor shall install and otherwise incorporate Government-furnished items into Work.

B. Government-Furnished Materials:

1. Fallen logs for delineation of sites.

C. Site Items Salvaged Onsite:

1. Boulders for delineation of sites. Only to be salvaged from within the Limits of Construction and with approval of Contracting Officer.

2. Fallen Logs for delineation of sites and spurs. Only to be salvaged from within the Limits of Construction and with approval of Contracting Officer. Douglas fir logs not to be reused to mitigate spread of disease.

3. Wood Screens, including posts, frames, and lattices. Only select screens to be salvaged.

Refer to landscape drawings showing comfort stations for locations.

4. See also Section 02 41 13 “Selective Site Demolition” for items to be salvaged and reused.

1.5 GOVERNMENT-PERFORMED SCOPE

A. Park shall provide, install, and maintain plantings for revegetation and seeds for reseeding.

B. Contractor shall coordinate with park on timing and provision of prepared soils for planting and seeding activities.

1.6 CONSTRUCTION CONTRACTOR USE OF SITE

A. General: Construction Contractor shall have limited use of site for construction operations. Limit use of premises to areas within the Limits of Construction as indicated on drawings. Do not disturb portions of Project site beyond areas in which the Work is indicated.

1. Confine constructions operations to Limits of Construction as indicated on drawings.

2. Limits of Construction shall be staked at the start of construction as described in 01 73 40

“Execution.”

3. Limits of Construction stakes shall be inspected on a weekly basis and missing stakes shall be reinstalled within 3 working days.

4. Intrusion on areas outside of the Limits of Construction shall be brought to the attention of the Contracting Officer and remedies, including methods of enforcement shall be discussed at the weekly progress meeting.

5. The contractor shall provide access for campers/visitors to open campground areas. See also “Public Use of Site,” Section 1.7, below.

6. To minimize impact to the park’s natural and cultural environment, use lowest impact methodologies for trench excavation.

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7. Parking and driving shall be on hardened surfaces only. No parking and no driving on vegetated areas shall be permitted.

B. Storage of Materials:

1. Staging and stockpiling areas to be located in previously disturbed sites and in hardened areas, including the roadway and existing gravel pullouts. Staging and stockpiling areas shall be restored to pre-construction conditions following construction.

2. Confine storage of materials to within Limits of Construction and designated staging area, unless directed otherwise by Contracting Officer.

3. When possible, place soils on asphalt, paved areas, planks or tarps to reduce ground and vegetation disturbance.

4. Equipment will be kept on hardened surfaces, except where needed to perform grading and utility work.

5. Washout Area(s): Shall be offsite or in repairable areas as approved by the Contracting Officer prior to start of work. Washout sites shall be returned to their original, pre-construction condition, at the close of work. If on Government Property, repaired/cleaned washout site(s) shall be reviewed and approved by Contracting Officer.

6. Contractor shall maintain emergency egress routes through construction zone on paved surfaces.

C. Parking: Confine parking to staging, hardened areas, and parking areas. See drawing sheet 00-G005.

D. Stockpiling: Confine stockpiling to staging areas. See drawing sheet 00-G005.

E. Preservation of Natural Features:

1. Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

2. Provide high visibility temporary barriers that do not penetrate the ground to protect existing trees and plants and root zones. See detail on drawing sheet 00-GL1.1 and tree protection zones on all landscape drawings. See also specification section 32 40 00 “Vegetation Retention and Protection” for more information.

3. Do not remove, injure, or destroy trees or other plants without prior approval. Consult with Contracting Officer (CO) and remove agreed-on roots and branches that interfere with construction.

4. Do not fasten ropes, cables, or guys to existing trees.

5. Carefully supervise excavating, grading, filling, and other construction operations near trees to prevent damage.

6. Rubble or other materials cleared from the work site must not be deposited on roadside vegetation, into streams, wetlands or low-lying areas.

7. Construction will avoid the root zones of trees to the greatest extent practicable.

F. Driveways and Entrances: Keep driveways and entrances serving premises clear and available to Government employees, and emergency vehicles at all times. Do not use for parking or storage of materials.

1. Schedule deliveries to minimize use of driveways and entrances.

2. Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

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G. Construction Camp: Establishment of a camp within park will not be permitted.

H. Construction Trailer: Establishment of a construction trailer will be permitted, provided it is within the Limits of Construction. Provide utilities as specified in Division 1 Section 01 50 00 “Temporary Facilities and Controls.” Keep trailer area neat and clean and return site to previous condition at completion of work.

1. No utility or communication connections are available at Ohanapecosh Campground.

I. Construction Equipment:

1. Construction Equipment shall not be stored along open roadways overnight, without prior approval of the Contracting Officer.

2. Construction equipment and vehicles shall not be permitted to idle for longer than five (5) minutes.

3. Mufflers and sound attenuation devices (such as rubber strips or sheeting) will be installed and maintained on all equipment. This will include truck tail and other gate dampeners (both opening and closing) for all dump trucks on the project.

4. Equipment and vehicles shall be checked for leaking oil and fluids daily.

5. Heavy equipment hydraulic fluid lines would be filled with biodegradable hydraulic oil alternatives.

6. See also Section 01 50 00 “Temporary Facilities and Controls.”

J. Hauling Restrictions: Comply with legal load restrictions in hauling of materials. Load restrictions on park roads are identical to state load restrictions with such additional regulations as may be imposed by the Park Superintendent. Information regarding rules and regulations for vehicular traffic on park roads may be obtained from the Office of the Park Superintendent. A special permit will not relieve Construction Contractor of liability for damage which may result from moving of equipment.

K. The use of unmuffled compression breaks will be prohibited within park boundaries.

L. The use of air horns will only be used within the park for emergencies and safety.

M. Tunnel and Bridge Restrictions: Identify jurisdictions, load restrictions, permit requirements, time and calendar restrictions as outlined.

1. On SR 123, there is a tunnel height limit of 13’-1”.

2. The Ohanapecosh River Bridge (within the campground) has a 15 ton design load.

3. All other bridges in the area are on state highways.

1.7 PUBLIC USE OF SITE

A. Parts of Ohanapecosh Campground will be open to the public during construction. (See also section

1.3 “Work Phases” above.)

B. Construction Contractor shall conduct their operations to ensure the least inconvenience to public.

Road closures of the entry road may be permitted per the following criteria:

1. Temporary closures of longer than 10 minutes shall be coordinated in advance with park staff.

2. Temporary closures of 10-30 minutes shall be discussed during Construction Progress Meetings.

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3. Temporary closures of greater than 30 minutes shall be applied for 72 hours in advance of closure date/time. One (1) hour maximum, 2 hours total for any incidence of approval.

4. Contractor shall follow terms for closures detailed in Section 01 50 00 “Temporary Facilities and Controls.”

C. Contractor shall provide protected crosswalks for pedestrians if area of work separates two publicly accessible areas. If physical barriers are not provided, crosswalks shall be staffed with a flagger for visitor protection.

1. See also Section 01 50 00 “Temporary Facilities and Controls” for requirements for a Construction Staging and Phasing Plan that protects visitors and staff through all phases of work, including traffic controls.

2. See also Section 01 35 23 “Safety Requirements” for requirements for an effective accident prevention program and providing a safe working environment for personnel and visitors.

1.8 OCCUPANCY REQUIRMENTS FOR BUILDINGS (Applicable for Visitor Center Only)

A. Existing Buildings

1. Partial Government Occupancy: Government will occupy premises during entire construction period, with exception of areas of adjacent site improvements under construction. Cooperate with Government during construction operations to minimize conflicts and facilitate Government usage. Perform Work so as not to interfere with Government’s operations. Maintain existing exits, unless otherwise indicated.

a. Maintain access to existing walkways, corridors, and other adjacent occupied or used facilities. Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from Contracting Officer.

1.9 CONDUCT OF OPERATIONS

A. Construction Contractor shall conduct his operations in conformance with rules and regulations promulgated by the Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by Park Superintendent.

B. Work on Saturdays, Sundays, Federal holidays or at night may not be performed unless stated in the Work Restrictions below or without prior consent from the Contracting Officer. Submit requests 7 calendar days in advance of the work to the Contracting Officer for approval.

C. 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.

1.10 WORK RESTRICTIONS

A. On-Site Work Hours: Work shall be generally performed during normal business working hours of 8 a.m. to 6 p.m., Monday through Friday, except when otherwise indicated.

1. No work shall be performed beyond normal working hours, on weekends or federal holidays without prior approval of the Contracting Officer.

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2. No nightwork is permitted per the Endangered Species Act.

B. Work Near or Affecting Existing Utilities

1. Existing Utilities: Notify Contracting Officer and park of proposed locations and times for excavation not less than one week in advance.

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.

3. If damage occurs to an unknown utility, repair utility. An equitable adjustment will be made in accordance with the Changes clause of the contract.

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

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

2. Do not proceed with utility interruptions without Contracting Officer’s written permission.

3. Interruptions over 30 minutes in length will not be permitted to facilities occupied by the

Government or Visitors.

D. Nonsmoking Building/Tobacco Use/Vaping: Smoking is not permitted within building or within 25 feet of entrances, operable windows, or outdoor air intakes.

1.11 PROTECTION OF EXISTING VEGETATION, STRUCTURES, EQUIPMENT, UTILITIES

AND IMPROVEMENTS

A. As required by FAR Clause 52.236-9:

1. 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 treat as directed by the Contracting Officer.

2. The Contractor shall protect from damage all existing improvements and utilities (1) at or near the work site, and (2) on adjacent property of a third party, the locations of which are made known to or should be known by the Contractor. 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.

B. Provide temporary barriers to protect existing trees and plants and root zones.

1. See detail on drawing sheet 00-GL1.1 and tree protection zones on all landscape drawings.

See also specification section 32 40 00 “Vegetation Retention and Protection” for more information.

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C. Provide temporary barriers to protect existing cultural features, as identified by the Contracting Officer.

D. Do not remove, injure, or destroy trees or other plants without prior approval. Consult with Contracting Officer and remove agreed-on roots and branches that interfere with construction.

E. Do not fasten ropes, cables, temporary fence, or guy wires to existing trees.

F. Carefully supervise excavating, grading, filling, and other construction operations near trees to prevent damage.

G. Construction and excavation work within the dripline of trees not marked for removal would include the use of hand tools instead of large machinery to reduce impacts to the root systems.

H. No storage, parking, or excavation shall be allowed within the drip line of protected trees without approval from the Contracting Officer.

I. Ground protection mats, or similar, would be placed in the construction areas to reduce trampling impacts on vegetation from heavy machinery, when possible.

1. See Specification Section 31 25 00 “Erosion and Sediment Control” regarding use of ground protection mats or similar during construction.

J. See Specification Section 01 31 00 regarding Progress Meeting requirements before all and any landscape removal and/or protection requirements are established and maintained during construction.

K. All protection of existing vegetation, trees and natural resources falls under the responsibility of the Contractor’s Environmental Manager. See Specification Section 01 31 00 1.6

ENVIRONMENTAL COORDINATION.

1.12 PROTECTION OF SPECIAL STATUS SPECIES

A. Northern Spotted Owl

1. Annual northern spotted owl monitoring will be completed by the Government using autonomous recording units (ARU). If northern spotted owl activity is detected within the Project area, MORA will prohibit the use of heavy equipment within a 0.7 mile radius of any identified northern spotted owl activity centers from March 15 through July 31 unless surveys demonstrate that northern spotted owls are not nesting.

2. In suitable habitat areas, construction activities would occur after July 31 if northern spotted owl activity is detected within a 0.7 mile radius during the previous nesting season to minimize potential impacts on nesting spotted owls.

B. Wolves

1. If wolf dens or rendezvous areas are documented (e.g., through WDFW tracking, NPS surveys, or confirmed wildlife sighting reports) within one mile of the action area during the years prior to or during project implementation, the NPS will reinitiate consultation with the USFWS to determine whether additional conservation measures are needed and if formal consultation is required.

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2. If an active wolf den or rendezvous site becomes established, no ground-disturbing work would occur within one mile until wolves are no longer using the area for denning or as a rendezvous site.

1.13 SPECIAL CONSTRUCTION REQUIREMENTS

A. Roads

1. Highway SR123/Cayuse Pass is closed during the winter. Locations of closures will vary based on weather and road conditions. It is generally closed at the first significant snowfall (sometime in December) and reopened through plowing by sometime in March.

Check https://wsdot.com/travel/real-time/mountainpasses/Cayuse for up-to-date information.

a. Note that this is the road that accesses Ohanapecosh Campground.

B. Project Management and Communication Software: Software administered by NPS shall be used to manage communication and document sharing during construction.

1. See Section 01 31 00 "Project Management and Coordination" for requirements on using NPS project management and communication software.

C. Weed Mitigation

1. All material sources and materials, such as topsoil or gravel, incorporated into the work area would be certified to be free from noxious weeds, invasive plants, and other deleterious materials by a federal, state, or local public agency and approved by the NPS.

Commercial certifications may be acceptable if materials have been certified through the North American Weed Free Forage Program standard or a similarly recognized certification process. Certifications must include comprehensive lists of introduced plant species located at the material source site. All certifications will be evaluated by park vegetation specialists for approval.

2. Equipment Cleaning:

a. Clean vehicles and construction equipment prior to entry and re-entry into the Park to minimize the potential for introduction and/or proliferation of invasive non-native weeds through project actions. The contractor is required to wash equipment, with emphasis on undercarriages, with a high pressure spray prior to transporting such equipment to Mount Rainier National Park.

b. All vehicles and construction equipment entering and re-entering Mount Rainier National Park shall be inspected and approved by the Contracting Officer prior to entering the park.

c. Equipment not deemed clean by the Contracting Officer will not be allowed to enter the park. The contractor remains liable for additional transportation fees incurred when equipment fails inspection.

d. Cleaning will not be permitted within the park. Contractor shall be responsible for identifying and using a cleaning location outside the park. Note that this may be some distance from the park and project site.

https://wsdot.com/travel/real-time/mountainpasses/Cayuse

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3. All fill and excavated materials would be tarped when stockpiled to reduce potential for invasive species establishment.

D. Avoid Soil Compaction

1. Avoid compaction from heavy equipment to surrounding area by keeping equipment inside the Limits of Construction, within areas allowed for equipment, and outside tree protection zones.

2. Compacted soils shall be ripped or decompacted post construction to enable vegetation, according to the specifications.

3. All disturbances shall be returned to grade and any tracks from equipment shall be raked out.

E. Reducing Wildlife Interactions

1. Do not feed or disturb wildlife within the Park boundaries. Do not approach or remain within 25 yards of any wildlife.

2. All construction personnel working in the field shall follow park food storage regulations, 36 CFR 2.10. All food, garbage, toiletry, or other bear attractants shall not be left unattended for any length of time.

a. These items shall be stored inside vehicle trunks.

b. In vehicles with no trunk, place these items as low in the vehicle compartment as possible and covered from sight, with all windows and doors closed and locked.

c. A litter control program will be implemented during construction to eliminate the accumulation of trash

3. On-site construction personnel are required to report all bear, mountain lion, and/or any unusual sightings in the work area to the Contracting Officer.

F. Archeological Monitoring

1. The Government will provide archeological monitoring, and Contractor shall comply with information and procedures as specified in Section 01 35 13 “Archeological and Historical Resource Protection.”

2. The National Park Service will ensure that contractors and subcontractors are informed of the penalties for illegally collecting artifacts or intentionally damaging archeological and/or natural sites and/or historic properties. Contractors and subcontractors will be instructed on procedures to follow, in case previously unknown archeological and/or natural resources are uncovered during construction.

G. Blasting is not permitted in this project.

H. Tree Removal

1. Prior to removal, a site walk with the Contracting Officer, Park Representatives, Contractor’s Representative, and Tree Removal Subcontractor is required.

2. An annotated or revised version of the tree removal plan documenting the results of the site walk shall be submitted by the Contractor to the Contracting Officer for review and approval prior to tree removal.

3. See also section 1.3 above regarding timing limitations on tree work.

MORA 313019 / 331809 / 312439 01 11 00 - 15

1.14 HAZARDOUS MATERIALS REPORT

A. The report “Hazardous Materials Assessment Report for 11 Buildings at the Ohanapecosh Campground at Mount Rainier National Park in Washington, Revision 1” prepared by Landmark Environmental Inc., May 15, 2023, is Appendix A with this package.

B. In case of conflict between report and drawings or specifications, drawings and specifications govern.

1.15 MORTAR ANALYSIS

A. The “Mortar Analysis – Mount Rainier National Park: Rustic Comfort Stations” prepared by Barlow Cultural Resource Consulting, LLC, December 2021, is Appendix B with this package.

B. In case of conflict between report and drawings or specifications, drawings and specifications govern.

PART 2 - PRODUCTS (Not Used)

PART 3 - EXECUTION (Not Used)

END OF SECTION 01 11 00