1. During the installation, the construction unit shall accurately master all kinds of construction drawings and any damage caused by underground facilities.
鐵路護(hù)欄
Railway guardrail
2、如果立柱打入過(guò)深時(shí),不得將立柱拔出矯正或調(diào)整立柱位置。
2. If the column is driven too deep, the column shall not be pulled out to correct or adjust the position of the column.
Flange plate shall be installed for railway guardrail, and attention shall be paid to the positioning of flange plate and the control of elevation of column top surface.