| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| A. SURVEY CONTROL ESTABLISHMENT | |||
| A1 | Primary and secondary benchmark establishment Acceptance: Benchmarks set; GPS coordinates recorded; leveled to ±50 mm accuracy; documented with sketches | Cl. 3.1 — Vertical and horizontal control | |
| A2 | Survey control checklist (QC-SRV-CHK-002) Acceptance: Checklist completed and approved before borehole work starts | Cl. 3.2 — Control verification | |
| A3 | Setting out and mark placement (QC-SRV-CHK-003) Acceptance: All borehole locations set out to ±1 m accuracy; temporary BMs established | Cl. 3.3 — Borehole location marking | |
| B. BOREHOLE EXCAVATION AND LOGGING INSPECTION | |||
| B1 | Drilling progress and depth monitoring Acceptance: Daily progress tracked; boring logs updated; depth and water level recorded | Cl. 4.1 — Borehole execution | |
| B2 | Borehole logging checklist (QC-SRV-CHK-001) Acceptance: Log completed per checklist; signed by geotechnical engineer; approved before closure | Cl. 4.2 — QC sign-off | |
| B3 | Sample collection and labeling Acceptance: Samples collected at design intervals; clearly labeled; sealed; chain of custody maintained | Cl. 4.3 — Sample integrity | |
| B4 | SPT execution and N-value recording Acceptance: SPT at 1.5 m intervals; blow counts recorded; sampling done; equipment checked | Cl. 4.4 — Standard Penetration Test | |
| C. IN-SITU TESTING AND MEASUREMENTS | |||
| C1 | CPT execution (QC-SRV-TST-001) Acceptance: CPT conducted at selected boreholes; qc and fs measured; data recorded; report signed | Cl. 5.1 — Cone Penetration Test | |
| C2 | Permeability testing (QC-SRV-TST-002) Acceptance: Test at selected depths; k-values determined; drainage design input obtained | Cl. 5.2 — Field permeability | |
| C3 | Groundwater table observation Acceptance: GWT depth recorded; monitored during and after boring; seasonal variation noted if multi-phase | Cl. 5.3 — Water level tracking | |