MINEBK01039

• County: San Miguel
• Volume: 15
• Document: Inspectr
• Suffix: A

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Tha gain opening is composed of four tunnels, rhlcln::ruri in
2500
distances Prom 2E to 3809 Peet on comber one, three &-,
Your. Number Prn~r ttmnel is run in from top of mill
Yor a distance of about 2600 Peet. T1iia la where moat
- oP the mining is carried on at the present time.
k!ining is done eith machlne stopera, overhand atop-
ing with filled stopea. The nethod of timbering is
mostly stalls corered with lagging. The timbers era
spruce ~ d plus prepared by hand. Underground tram-
- ming is dons br horse and hard, The syatea of venti-
lation is natural. Ali =e~ele are connected by good
la4der wapa and ladders are not orer twenty feet
apart. The mine has Pour exit», through the diPPer-
ent tunnels, Candles are used Por lighting under-
ground.
STATI STI C S.
Average tonnage per month ?.000.
Total number oP feet in kunnele 4000, Coat per it. $7,0.
Total number of feet in fl rlfta 10325. Co»t per ft $10.
Total number of Peet in crosaeut» 500. Co»t per Pt $15.
Total number of feet in ra!»e» 975, Copt per ft. $10,
Average co»t of timber per month $400.
Average co»t oP »teel per mont $20, -
Average co»t oT oil Per month $7,0,
Co»t of powder $a 17 por pound.
Averagg a»eay v» hi9 $5.00
C o»t Per ton mining oP ore $1.00
Co»t par ton transporting ore to mill $,25
Cort per ton ore troatrn9nt $,75,
!( F N F IA P L O Y F D
0 machino Qr1lLnen $.
x.75 for 8 hour»,
L machine helpers L.50
8 miner» L.00 ^
1 timberman
9.00'
L tremmer»
L,00 a
2 laborers
E.00 r