Total M-Books
12
This project
Draft
2
QS entry pending
Submitted
7
Queued for RA Bill
Locked / Billed
3
In closed RA Bills
M-Book List — Tata Networking
M-Book No.
Pour Card / Element
BOQ Item
Qty (m³)
Amount (₹)
Cube
Status
MB-2026-044
PC-020 · Column B3–B5 · Post-pour complete
RCC-COL-M25
18.77
1,67,987
⏳ 28d pend.
Submitted
🧪
IS 456 Cl.15.2 — Cube sampling check
Pour PC-020 actual volume: 18.75 m³. Required: 1 set × 4 cubes minimum. Site recorded: 4 cubes (Set A). ✓ Compliant. 28-day results pending — enter in Cube Results tab.
M-Book Entry — MB-2026-044
Draft → SubmittedMB-2026-044
PC-020
SO-TN-2026-001
Tata Networking
18.75 m³
R. Suresh
Measurement entries (No. × L × B × H)
| Description | No. | L (m) | B (m) | H (m) | Qty (m³) | Remarks | |
|---|---|---|---|---|---|---|---|
| 9.18 | |||||||
| 9.59 | |||||||
| Total measured qty | 18.77 | ||||||
Measured by (QS)
Date:
Checked by (Sr. QS / PM)
Date:
Client / Engineer sign-off
Date:
⚠️
—
—
QS Review Checklist
| Check | Status | |
|---|---|---|
| Measured qty matches pour facts | ✓ Checked | |
| BOQ split total = actual poured qty | ✓ Matched | |
| IS 456 Cl.15.2 cube sampling compliant · Tested per IS 516 | 4 cubes ✓ | |
| Over-measurement check (≤105% BOQ) | None | |
| 28-day cube results confirmed | Pending | |
| Quality hold from NCR | Review pending | Review |
BOQ Cumulative Impact
| BOQ item | Contracted | Previous | This M-Book | New total | % |
|---|---|---|---|---|---|
| RCC-COL-M25-BLKC | 220.00 | 126.25 | 9.18 | 135.43 | 62% |
| RCC-COL-M25-CORE | 88.50 | 54.00 | 9.59 | 63.59 | 72% |
Cube Test Results
IS 456 Cl.16.1 — Acceptance criteria for M25: Mean of 3 cubes ≥ 29 N/mm² · Each individual cube ≥ 21 N/mm². Both criteria must fail simultaneously to reject. Final decision on 28-day results only.
| Pour Card | Grade | Set | Cast date | 7-day (N/mm²) | 28-day (N/mm²) | IS 456 Cl.16.1 | Lab ref | Billing impact |
|---|---|---|---|---|---|---|---|---|
| PC-018 | M25 | Set A · 4 cubes | 15 Jan 2026 | 17.4 | 31.2 ✓ | ✓ Accepted — Mean 31.2 ≥ 29 | LAB-2026-018A–D | No hold |
| PC-019 | M25 | Set A · 4 cubes | 20 Jan 2026 | 14.2 ✕ (target ≥16.25) |
Pending | ⏳ 7-day low — await 28-day | LAB-2026-019A–D | Warning — NCR-044 open |
| PC-020 | M25 | Set A · 4 cubes | 30 Mar 2026 | 16.9 (target ≥16.25 ✓) |
Due 27 Apr 2026 | ⏳ 28-day results pending | LAB-2026-044A–D | M-Book submitted — monitoring |
Decision rule: 28-day results auto-trigger a recheck on the due date. If the mean falls below 29 N/mm², Velantra raises an automatic NCR and places a hold on the M-Book pending PM/structural engineer decision (IS 456 Cl.17 — core test option).