機械挖土工藝標準
1、 范圍
本工藝標準適用于工業(yè)和民用建筑物、構筑物的大型基坑（槽）、管溝以及大面積平整場地等機械挖土。
2、 施工準備
2．1主要機具：
2．1．1挖土機械有：挖土機、推土機、鏟運機、自卸汽車。
2．1．2一般機具有：鐵鍬（尖、平頭兩種）、手推車、小白線或20號鉛絲和鋼卷尺以及坡度尺等。
2．2作業(yè)條件：
Mechanical excavator technology standards
1, range
This technology is applicable to industrial and civil buildings and structures of large pit (tank), trench, and a large area land leveling and other mechanical excavators.
2, construction preparation
2.1 Main equipment:
2.1.1 earth-moving machines are: excavators, bulldozers, scrapers, dump truck.
2.1.2 General machine has: spade (sharp, flat head two), trolleys, white line or wire and steel tape measure 20 and slope foot and so on.
2.2 Operating conditions:

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