TrenchingEquipment

http://scratchpad.wikia.com/wiki/Sasecurity

Trenchers and Vibratory plow
Trenchers are used to cut a 20cm wide ditch into the soil for the laying of MDPE or HDPE(See CableJettingAndPipes) Through these pipes copper and fiber is pulled for a Telephone exchange. BR To cut a very thin slit to lay direct burial cable see VibratoryPlow.

attachment:handvibratoryplow.jpg

NextTube Greenridged pipe used by Telkom
Telkom uses CableFlex from NextTube. It is a green ridged pipe. They come in lengths of 6m with clamps. The inside have a wax like substance to enable wires to be pulled through.

Ground preperation before trenching
If possible soak the soil with microsprayers for a two days before trenching. Large rocks through which the trencher can't cut is broken up with a JackHammer.

Ground penetrating radar
GroundPenetratingRadar plots utility lines.

Walk behind Trencher
*Walk-behind Trencher: http://www.americanaugers.com/www/docs/181.266 *''Used walk-behind Trencher on http://www.ebay.com for $2000 attachment:walkBehindTrencher.JPG

Tractor attachements: Vibratory plow, Trencher and Rock saw
http://www.ditchwitch.com/dwcom/Category/CategoryView/1003

Links
* HorizontalDirectionaldrilling * VibratoryPlow