Home
News
Companies
Countries
Suppliers
Careers
Library
Maps
Software
Investment
Commodities
Properties
Equipment
Consultants
EduMine
Technology
Events
InfoMiner
Charts & Data
Mine Sites
Mine Costs
About
Contact
eStore
Advertise
Subscribe
Register
Subscribe
Account Management
Free Trial
Enroll
My Account
Global InfoMine
Commodity Editions
Coal InfoMine
Gold InfoMine
Oil Sands InfoMine
Regional Editions
Africa InfoMine
Europe InfoMine
Country Editions
Australia InfoMine
Argentina InfoMine
Brasil InfoMine
Chile InfoMine
Mexico InfoMine
Peru InfoMine
Other
Map InfoMine
InfoMine eStore
InfoMiner
InfoMiner
InfoMiner
MINING.com
Magazine
News
News Mobile
Portuguese Noticias
Video
Search
Library
InfoOil Careers
Fort McMurray Online
Language Legend
English
Spanish
Portuguese
SITE SEARCH
More Searches »
FAQ
Site Map
Dictionary
- Select your language -
Chinese
Espanol/Spanish
Portuguese
Русский/Russian
Other
Current readership more than
804,000
unique visitors monthly
(
more...
)
Chinese companies hurling headlong into Sunshine Oilsands IPO
Andrew Topf - 6 hours ago
BHP H1 earnings up 8% on record iron ore, gas production
Andrew Topf - 5 hours ago
Nevsun shares plunge 30% after slashing 2012 guidance
Andrew Topf - 9 hours ago
Gunmen kill Indonesian police officer near Freeport-McMoRan’s gold, copper mine
Associated Press - 10 hours ago
Panoramic Resources confirms hostile bid for competitor Magma Metals
Cecilia Jamasmie - 15 hours ago
Shareholders downgrade Xstrata on merger: Tuesday Market Roundup
Dan Oancea - 9 hours ago
First Visit to
InfoMine
?
Start Here »
New and Newsworthy on InfoMine
Upcoming Short Course: Prefeasibility Cost Estimating and Economic Evaluation
EduMine
New Online Course - e3Plus: Excellence in Environmental Stewardship
EduMine
Understanding the Risks of Mining Investment
EduMine
Featured Companies Get a Fresh Look
Company/PropertyMine
Learn to Read Between the Lines of a Mining Financial Report
EduMine
New Mines published on MineSite
Company/PropertyMine
more news »
Sign Up Now!
Get the InfoMiner by email monthly - FREE!
Your email:
A Mining Rule of Thumb
(courtesy of
Stantec / Mining
)
Mining Field:
Rock Mechanics
Area:
Ground Control (Rule#18)
The tension developed in a mechanical rock bolt is increased by approximately 40 Lbs. for each one foot-pound increment of torque applied to it.
read more »
more charts »
Follow InfoMine:
Become a Subscriber
to InfoMine!
Copyright 1990 - 2012 InfoMine Inc. Developed and maintained by InfoMine Inc.
Home
|
News
|
Companies/Properties
|
Countries
|
Suppliers
|
Careers
|
Library
|
Maps
|
Tools
Investment
|
Commodities
|
Equipment
|
Consultants/Specialists
|
EduMine
|
Technology
|
Events
|
SoftwareMine
Editions
|
Mine Sites
|
Mine Costs
|
About
|
Contact
|
eStore
|
Advertise
|
Subscribe
|
FAQ
Dictionary
|
Demo
|
Copyright
|
Disclaimer
|
Privacy Policy
|
Site Map
|
Español/Spanish
