Document Details |
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| Name of Department/Committee : | WRD 14 | ||||
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| Document Number : | WRD 14 ( 18185) | ||||
| Document Title [English] : | CODE OF PRACTICE FOR DESIGN OF TUNNELS CONVEYING WATER PART 4 STRUCTURAL DESIGN OF CONCRETE LINING IN ROCK | ||||
| Document Title [Hindi] : | पानी पहुंचाने वाली सुरंगों के डिजाइन के लिए रीति संहिता भाग 4 चट्टान में कंक्रीट अस्तर की संरचनात्मक डिजाइन | ||||
| Document Type : | Revision | ||||
| Language : | English | ||||
| Priority : | 3 | ||||
| ICS Code : | 93.160 | ||||
| Date of Project Approval : | 15-09-2021 | ||||
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| Standards to be Superseded : |
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Classification Details |
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| Group : | Civil Engineering Design and Construction |
| Sub Group : | Hydraulic and other related structures |
| Sub Sub Group : | Water Conductor Systems |
| Aspects : | Code of Practice |
| Risk : | Low |
| Certification : | Not Certifiable |
| Short Commom Man's Title : | Design of Concrete Lining in Tunnels |
| ITCHS Code : | |
| Ministry : |
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| Sustainable development Goals : |
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| Degree of Equivalence : | Indigenous |
| Identical/Equivalent Standards : | |
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| Sl.No. | Synosis Points | |
| 1 | a) Criteria for depth of the grout holes is modified in pressure grouting. b) Fig. 1 which shows typical section of concrete lined tunnel showing A-line and B-line has been updated. c) Structural steel has been omitted from definition of minimum excavation line (A-line) d) Criteria for backfill grouting has been updated. e) Criteria for design for external water pressure has been updated | |
Timeline Details |
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Stages |
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| Sl. No. |
Stage | Date of Occurence | Remarks | Circulated to | Files |
| 1 | Generation of Document Number | 15-09-2021 | ------- | ||
| 2 | P-Draft | 11-10-2021 | Covering letter generated | ------- | |
| 3 | P-Draft | 11-10-2021 | Duration : 30 Days | WRD 14, | ------- |
| 4 | Skipped to W-Draft | 20-10-2022 | Stage-Changed | ------- | |
| 5 | WC Draft | 20-10-2022 | Duration : 60 Days Submitted for HOD approval |
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| 6 | WC Draft | 20-10-2022 | WC rejected by HOD Remarks: EDITORIAL |
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| 7 | WC Draft | 20-10-2022 | Duration : 60 Days Submitted for HOD approval |
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| 8 | WC Draft | 20-10-2022 | WC approved by HOD |
WRDC WRD 14, | ------- |