Rock Drilling With Particular Reference to Open Cut Excavation And Submarine Ro
Rock Drilling With Particular Reference to Open Cut Excavation And Submarine Ro
Richard T Dana
The book Rock Drilling With Particular Reference to Open Cut Excavation And Submarine Ro was written by author Richard T Dana Here you can read free online of Rock Drilling With Particular Reference to Open Cut Excavation And Submarine Ro book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Rock Drilling With Particular Reference to Open Cut Excavation And Submarine Ro a good or bad book?
What reading level is Rock Drilling With Particular Reference to Open Cut Excavation And Submarine Ro book?
To quickly assess the difficulty of the text, read a short excerpt:
When one hole is thus shot, the rest are thereby set off. After a large blast the boat is sometimes drawn back into position by a tug. Interest and depreciation on the plant valued at $20, 000 at 2% per working month = $8 per shift. Moving the boat from range to range usually requires 3. 6% of 214 ROCK DRILLING the observed time, on which basis the cost per day shift would be $1. 28 = $0. 43 per drill per shift. A rough inventory of the equipment of this boat follows : One boat, 67^X25 J'. Two ...spud anchors. Two spud engines 6' V X8". One blower. One small 4"X6" engine for blower. Three drills and outfits. Eleven bits. One forge. One bench. One pipe clamp. One anvil. One small dynamo and engine. One boiler 9'X6', Scotch marine. One hydraulic cylinder, 10' long. One force pump, Worthington, 12X5^X10". One powder boat. One cutter. The only obtainable record of performance on the " Dynamiter " was for one shift per day of n hours, the total covering a period of one week. It is as follows : Date.
You can download books for free in various formats, such as epub, pdf, azw, mobi, txt and others on book networks site. Additionally, the entire text is available for online reading through our e-reader. Our site is not responsible for the performance of third-party products (sites).
User Reviews: