Formats  › Site Execution  › De-shuttering Permit
Form · FMT-SIT-022
De-shuttering Permit
9 fields across 3 sections. Mandatory permit before formwork removal — premature removal = structural failure risk.
9 Fields
3 Sections
Per element
QC Engineer, Consultant

Format Preview

S.No.Field / CheckpointReferenceStatus
A. ELEMENT + POUR DETAILS
A1Element ID + pour date + curing days completed
Acceptance: Documented
Per IS 456 Table 7
OK
NC
NA
A2Grade + characteristic strength achieved (cube test 7-day / 14-day)
Acceptance: Strength data attached
Per IS 456 Cl. 16.5
OK
NC
NA
B. DE-SHUTTERING TIMINGS (IS 456 TABLE 7)
B1Side formwork (column, beam side) — 16-24 hrs
Acceptance: Per code
IS 456 Table 7
OK
NC
NA
B2Slab soffit (≤ 6m span) — 14 days
Acceptance: Strength verified
Cube strength ≥ 50% fck
OK
NC
NA
B3Slab soffit (> 6m span) — 21 days
Acceptance: Strength verified
Cube strength ≥ 70% fck
OK
NC
NA
B4Beam soffit (≤ 6m span) — 14 days; (> 6m) — 21 days
Acceptance: Per code
IS 456 Table 7
OK
NC
NA
B5Cantilever — 28 days minimum
Acceptance: Per code
IS 456 Table 7
OK
NC
NA
C. APPROVAL
C1Strength verified vs required + visual inspection
Acceptance: Approved by QC + consultant
No surface defects after removal
OK
NC
NA
C2Permit to de-shutter issued
Acceptance: Permit number assigned
Triple sign
OK
NC
NA
A. ELEMENT + POUR DETAILS
A1Element ID + pour date + curing days completed
Per IS 456 Table 7
Documented
OKNCNA
A2Grade + characteristic strength achieved (cube test 7-day / 14-day)
Per IS 456 Cl. 16.5
Strength data attached
OKNCNA
B. DE-SHUTTERING TIMINGS (IS 456 TABLE 7)
B1Side formwork (column, beam side) — 16-24 hrs
IS 456 Table 7
Per code
OKNCNA
B2Slab soffit (≤ 6m span) — 14 days
Cube strength ≥ 50% fck
Strength verified
OKNCNA
B3Slab soffit (> 6m span) — 21 days
Cube strength ≥ 70% fck
Strength verified
OKNCNA
B4Beam soffit (≤ 6m span) — 14 days; (> 6m) — 21 days
IS 456 Table 7
Per code
OKNCNA
B5Cantilever — 28 days minimum
IS 456 Table 7
Per code
OKNCNA
C. APPROVAL
C1Strength verified vs required + visual inspection
No surface defects after removal
Approved by QC + consultant
OKNCNA
C2Permit to de-shutter issued
Triple sign
Permit number assigned
OKNCNA
Approval / Sign-Off
APPROVED
HOLD — REVISIONS REQUIRED
REJECTED
Overall Verdict
Name / Sign / Date
Prepared By — Name / Sign
Name / Sign / Date
Reviewed By — Name / Sign
Name / Sign / Date
Approved By — Name / Sign
Name / Sign / Date
Date & Time
Name / Sign / Date
Remarks
Name / Sign / Date