REP44746

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 7/20/1995
• Doc Name: ROUTT CNTY REGIONAL PLANNING COMMISSION
• Permit Index Doc Type: SUBSIDENCE REPORT
• Media Type: D
• Archive: No

S.U.P. tt93.233 Twenty Mlle Coal Co. Page 3
final approval, and is subject to control and administration by Routt County, i.e.,
Planning Department staff and/or Department of Environmental Health.
c. The dust control plan can be amended by Planning Commission and fhe Board
of County Commissioners if found to be necessary.
d. The dust control plan shall address site specific issues of concern, such as the
topsoil stockpiles and wind breaking. The slope of the stockpiles shall be
contoured to a slope conducive to vegetative cover. Wind breaking shall occur
as necessary by placement of stockpiles or other material in a manner so as to
prevent blowing of material from such piles. This condition will apply to
stockpiles and any berms which may be developed.
16.A11 applicable standards set forth by the Colorado Department of Health and the Routt
County Department of Environmental Health shall be complied with. The operation
shall comply with all Federal, State and local laws.
17. Fuel, flammable materials, or hazardous materials shall be kept in a safe area as
approved by the Chief Building Inspector and Department of Environmental Health.
1ti.The pemtittee shall notify the County Road Engineer and the Routt County Planning
Department of the date of commencement of operations that may affect the County
roads, to ensure than any conditions of this approval which must be met prior to
commencement of mining under the roads have been complied with.
19. The Special Use Permit is contingent upon the inclusion of the following conditions as
stated in the Routt County Roads 27 and 33 Monitoring and Maintenance Plans:
a. Prior to longwall mining beneath Routt County Roads 27 and 33 subsidence
monuments will be placed along the road above the gate roads and center of the
panels. The monuments will be 6" to 12" spikes driven in the ground in the
shoulder of the road. The monuments will be monitored on a quarterly frequency
while active longwall mining occurs. Once the panel has been mined and two
monitoring sessions show no further movement, monitoring will be discontinued
and the monuments will be removed. The County will be consulted as to the
placement of the monuments within the right of way.
b. Prior to longwall mining beneath Routt County Roads 27 and 33, Twentymile
Coal Company will have signs placed within the road right of way advising the
motoring public that they will be entering a subsidence zone 1500 feet ahead.
The signs will read "Begin Subsidence Zone", and "Leaving Subsidence Zone".
These signs will be placed so they are visible for each travel direction. The signs
will be 4' by 8', and the information will be printed in large bold format.