地下电缆施工计划(国外英文资料).docVIP

地下电缆施工方案(国外英文资料) The depth shall also consider the final road elevation and the depth shall meet the specification. Where cabling conflicts underground pipe, necessary protection or deeper problems would be applied. 5) trench when the stiffness of the pavement materials should be on both sides and lower fine soil scattered in cable trench, so that after the cable laying from the ditch beside the fine soil covering the cable (or to the soil in outward to the scene). Ditch on both sides should remain 0.3 m wide aisles, and staff, and to prevent the river bank stones and other hard objects fall into the ditch Excavated materials shall be tipped along the both edge of trench and hard material and find soil shall be separated. The find soil will be 2 for cable bury (surplus Excavated material will be shipped out of site). 0.3 m wide walkway on both edge inside trench shall be provided. 6) digging ditches should be considered when the soil conditions and adjacent building facilities, make measures to prevent landslides and endanger the safety of the near building Measure shall be seems to prevent the collapse and any damage to buildings in the vicinity. 7) when digging a ditch, you should set up a fence, warning signs, and a Red light Barricade and warning mark shall be set up. Red light shall be provided at night time. Cable Cable Pulling 1) there are two common methods for laying a cable, namely artificial laying and mechanical traction. Either laying method in order to ensure the quality of construction personnel safety and cable construction, all need to use cable securely mounted in the pay-off rack (or cable with a crane to lift). Erection of cable tray, cable tray to the direction of the arrow on the coil to the intended location, then wear the steel shaft in the wire disc axle hole, the strength of the steel shaft and the length should be combined with a cable tray weight and width, make the line plate can move freely. Our human laying cable, it is proposed in th