2002-06-26_REVISION - M1977342

• Permit No: M1977342
• IBM Index Class Name: Revision
• Doc Date: 6/26/2002
• Doc Name: Shaft Sealing Cost Assumptions
• From: DMG
• To: Climax Molybdenum Company
• Type & Sequence: SI2
• Media Type: D
• Archive: No

Memo
To: File No. M-1977-342
From: Allen Sorenson ~~
Date: 6/26/2002 r/
>/
Re: ShaftSealinc~CostAssumptions orAmendment~ M-04 Climax
Molybdenum Company, Henderson Mine and Mill, File No. M-1977-342
AASHTO Type III prestressed concrete I girders: 57 foot spans.
Type IV girders: 91 foot spans.
Precast concrete U girder, pretensioned: $335 per linear foot.
Prestressed girder box section: $136.20 per square foot.
Cold applied liquid membrane installed: $1.00 to 1.50 per sq. ft. for large jobs, use
$2.00 per sq. ft. for Henderson due to small sq. footage.
Calculate square footage of girders required:
c:~acslMy DocumentsU-lenderson artut shaft plcs.doc
ll + ~,~ It. along length of glideri