| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JTG/T L80-2014 | English | 1079 |
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Days<=6
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Guidelines for Design of Traffic Engineering and Facilities of Expressway Reconstruction and Extension
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JTG/T L80-2014
| Valid |
JTG/T L80-2014
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