RFI-2026-0481
Under Review
High
Pier P-23, CH 14+320
Clarification on rebar lap length at Pier P-23
Mumbai Metro Line 4Created by Rohan Iyer (Site Engineer)2026-05-02
SLA timer
2d 14hremaining
Due
2026-05-09
Aging
6 days
Workflow progress3/6 stages
Description
As per drawing GA-STR-2310 Rev-C, the lap length at Pier P-23 column–pier cap junction is shown as 60d. However, IS 13920:2016 cl. 8.4.2 recommends 45d for ductile detailing. Please confirm the governing requirement.
Drawing References
GA-STR-2310 Rev-C
DTL-STR-1144
BOQ References
BOQ-2.4.11
BOQ-2.4.12
Attachments (2)
P23-rebar-photo.jpg
2.4 MB
GA-STR-2310-RevC.pdf
8.1 MB
RI
Rohan Iyer
Site Engineer
2 days agoRaising RFI for urgent clarification — rebar binding scheduled tomorrow.
AM
Anjali Mehra
Design Consultant
1 day agoReviewing with structural lead. Will revert with marked-up sketch by EOD.
VS
Vikram Shah
PMC
5 hours agoPlease ensure response is shared on priority — concrete pour window is tight.
Workflow
Drafted
Rohan Iyer · May 2
Submitted
Rohan Iyer · May 2
Under Review
Anjali Mehra · May 3
4
Response
Anjali Mehra · Pending
5
PMC Approval
Vikram Shah · —
6
Closure
Site Engineer · —
Details
DisciplineStructural
ContractorL&T Construction
Assigned toAnjali Mehra (Design Consultant)
Created2026-05-02
Due date2026-05-09
Aging6 days
AI Insight
Similar RFIs in this discipline are typically resolved in 2.4 days. Predicted overdue risk: Medium.