2021_Dust_Abatement_Statement_of_Work.pdf

ROADWAY DUST CONTROL S.O.W. - 1

STATEMENT OF WORK

ROADWAY DUST CONTROL

AT

CHARLES M RUSSELL NATIONAL WILDLIFE REFUGE

SAND CREEK WILDLIFE STATION

1.1 SUMMARY

A. Work under this contract includes furnishing all labor, materials, and equipment necessary to perform dust control work to the roads identified at the Charles M. Russell NWR, Sand Creek Wildlife Station.

B. The dust control work required includes wetting the prepared road surface with water, applying the dust control solution, and other measures as recommended by the Contractor and approved by the Government.

C. All work shall comply with all applicable Federal, State, and Local codes, regulations, and requirements. In the absence of specific regulation or code, work shall be executed according to commonly acceptable industry standard practice for roads of this type.

1.2 BACKGROUD

A. The roads identified for dust control are part of the Refuge auto tour route and visitors access for fishing and wildlife viewing. Heavy visitor use in the fall months create large dust clouds making it visibility difficult and breathing inhibited.

B. The contractor shall apply dust control to 7.5 miles of gravel surface on portions of route 201 and 101.

C. Included with the Statement of Work is a set of plans showing locations of the roads identified for dust control work.

1.3 PROJECT LOCATION

A. Location: Charles M Russell National Wildlife Refuge, Sand Creek Wildlife Station,

1. Headquarters Building: 8407 Hwy 191 North, Roy, Fergus County, MT.

2. Project Location: Intersection of Hwy 191 and FWS 101, Phillips County, MT

B. Contact Information: Prospective bidders are encouraged to visit the work area in order to examine the existing site conditions. Contact Sand Creek Field Station at (406) 464-5181 to set up a site visit.

ROADWAY DUST CONTROL S.O.W. - 2

1.4 REQUIREMENTS

A. Furnish magnesium chloride in a liquid solution at a minimum of 28% magnesium chloride by mass. Solution shall be stable with less than 1 percent sediment falling out of solution below 0 degrees F.

1. Provide a report of test or analysis from the manufacturer or supplier certifying chemical composition.

B. Government shall prepare road in advance of dust control operation. Contractor shall contact/notify Refuge personnel a minimum of 2 weeks prior to dust control work to allow for preparation of road and to notify the public of the auto tour route closure.

C. Pre-wet prepared surface with water with a sufficient amount to penetrate at least 2 inches in to the road surface.

1. Water source may be available on site at one of the wells located within Elk Viewing area. Contact the Station to discuss availability and coordination of use.

D. After pre-wetting and while the surface is still moist, but not muddy, apply the required amount of chemical uniformly over that surface at the following rate of 0.3 gallons per square yard.

E. Do not apply dust control chemical in the rain, when the official weather bureau forecasts rain within 24 hours, or under other conditions that might result in a significant loss of material.

1.5 PERFORMANCE

A. Period of Performance: Work shall be completed between June 15, 2021 to August 15, 2021.

B. On-Site Work Hours: Limit work to normal business working hours of 7:00 a.m. to 4:00 p.m., Monday through Friday, unless otherwise indicated.

1. Work on weekends will be restricted to Contracting Officer’s approval and at the Station Manager’s discretion.

2. No work will take place over Federally observed holidays.

END OF STATEMENT OF WORK

CMR Dust Abatement Treatment

(/191

Elk Viewing Area

Copyright:© 2013 National Geographic Society, i-cubed

!@ Sand Creek Field Station

0 1 2 30.5 Miles

2021 Proposed Treatment (7.5 Miles)