| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50307-1999 | English | RFQ |
ASK
|
Days<=3
|
Code on geotechnical investigations for metro and light rail transit
|
GB 50307-1999
| Obsolete |
GB 50307-1999
|