HYDRO25250

• Permit No: C1981038
• IBM Index Class Name: Hydrology
• Doc Date: 3/22/1989
• Doc Name: SEDIMENTATION PONDS QUARTERLY STRUCTURAL INSPECTION POND OVWM #1
• Permit Index Doc Type: SEDIMENT POND INSPECTIONS
• Media Type: D
• Archive: No

COLORADO WESTMORELAND INC
ORCHARD VALLEY MINE
Sedimentation Ponds
Quarterly
Structural Inspection
POND N0. WASTE PILE
Quarter: FIRST Inspection Date: 3/ZZ189
OPERATIONAL STATUS AT TIlfE OF INSPECTION
Overflow Elevation: ~, B~~ Clean Out Elevation: G,7~~G'. ~{-
Approximate Water Elevation at Time of Inspection: C 7 y 7, 0
i
Approximate Sediment Elevation at Time of Inspection: ~pR~X t-o•rn (i!)TDI'H
Outflows iC.F.S.) at Time of Inspection: N Q/~ F
rEATURES:
AREA YES NO COMAfENTS
{ EROSIONAL: {
Rills and Gullies on Embanlanen[ I {~

{ In 2d equate Vegetation _
{~ ~ { {
Cutlet LSznnel Erosion { {_~_
Burrows { { ~
Other
{ { { >C {
~ ~ { {
{ STRUCTURAL:
Differential Settling { { X ~ {
Cracks or Slides { ~ X {
{ Seepage { ~ ~-
{ Other { { x { {
{
APPURTENANT STRUCTURES: I
{ Defective Spillways {_~ ~( { I
{ Dewatering Device Clogged { I k {
{ Faulty Gates, Waffles, Pumps { { ~( {
Other
{ { { ~'
~ ~

P.PDITIONe,L CO`~'.ENTS:
I __
{
~'
i
N.r'.INTEi:ANCE REQUIRED:
NGN~
P
~\
NAHE OF INSPECTOR: a `~ U/~..~w ~ \
\ ....