Section 9 — Storage Tanks
Atmospheric Storage Tank Inspection Checklist
IPE Engineering Practice IPE-EP-9-1-1C
Document number: IPE-EP-9-1-1C · Section: 9 — Storage Tanks
THE MANUFACTURER OF EQUIPMENT PURCHASED BY COMPANY SHALL BE RESPONSIBLE FOR MEETING ALL APPLICABLE REQUIREMENTS OF THE ENGINEERING PRACTICE AND OTHER DOCUMENTS REFERENCED THEREIN REGARDLESS OF WHETHER THE ITEMS ARE INSPECTED BY A REPRESENTATIVE.
REFERENCES
THE LATEST EDITION OF THE FOLLOWING STANDARDS AND PUBLICATIONS ARE REFERRED TO HEREIN:
ENGINEERING PRACTICES
EP 4-2-4 PILE FOUNDATIONS
EP 4-2-7 FOUNDATIONS FOR ATMOSPHERIC STORAGE TANKS EP 4-3-2C CONCRETE CONSTRUCTION INSPECTION CHECKLIST EP 9-1-1 ATMOSPHERIC STORAGE TANKS
EP 9-1-2 WELDING REQUIREMENTS FOR ATMOSPHERIC STORAGE TANKS EP 9-1-3 TANK ROOF SEALS
EP 9-3-1 SUPPLEMENTAL REQUIREMENTS FOR ATMOSPHERIC STORAGE TANKS EP 10-3-1 SHOP PAINTING
EP 10-3-7 INTERNAL LINING AND RESIN REPAIR
API PUBLICATIONS
STD 650 WELDED STEEL TANKS FOR OIL STORAGE
FREQUENCY OF CONTACT BY THE INSPECTOR (CHECK ONE)
LEVEL L: ON CALL BY FABRICATOR LEVEL 2: ONCE EVERY TWO WEEKS LEVEL 3: EVERY WEEK
LEVEL 4: DAILY
LEVEL 5: RESIDENT
LEVEL 6. OTHER, SPECIFY
LEVEL OF INSPECTION BY THE INSPECTOR (CHECK ONE)
LEVEL L: PREFABRICATION MEETING, DOCUMENT REVIEW, AND FINAL INSPECTION
LEVEL 2: PREFABRICATION MEETING, DOCUMENT REVIEW. REVIEW ITEMS. AND FINAL INSPECTION LEVEL 3: PREFABRICATION MEETING. DOCUMENT REVIEW, REVIEW ITEMS. WITNESS POINTS, AND FINAL
INSPECTION
LEVEL 4: PREFABRICATION MEETING, DOCUMENT REVIEW, REVIEW ITEMS, WITNESS POINTS, HOLD POINTS, AND FINAL INSPECTION
LEVEL 5. OTHER, SPECIFY
DOCUMENT REVIEW (SHOP INSPECTOR SHALL REVIEW)
| DOCUMENT DESCRIPTION (REFERENCES TO EP 9-1-1 UNLESS OTHERWISE NOTED) |
INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE | |
|---|---|---|---|
| PURCHASE DOCUMENTS | |||
| DRAWINGS AND SPECIFICATIONS | |||
| QUALITY CONTROL MANUAL (EP 9-3-1: 5.3) | |||
| QUALITY CONTROL PLAN (EP 9-3-1: 5.3) | |||
| MATERIAL RECEIVING SIGN-OFF | |||
| MATERIAL REQUISITIONS (6.1,2,6.7) | |||
| IMPACT TEST REPORTS (6.4) | |||
| MATERIAL TEST REPORTS (EP 9-3-1: 6.2.1,2) | |||
| TEST EQUIPMENT CALIBRATION CERTIFICATIONS | |||
| WELDING PROCEDURE SPECS (EP 9-1-2:5.0) | |||
| WELDER QUALIFICATION RECORDS (EP 9-1-2: 7.0) | |||
| FIELD WELDER QUALIFICATION REQUIREMENTS (EP 9-1-2:7.6) | |||
| WELDER TRACEABILITY DOCUMENT | |||
| NDE PROCEDURES | |||
| NDE TEST REPORTS | |||
| NDE PERSONNEL CERTIFICATION | |||
| IDENTIFICATION OF CRITICAL DIMENSIONS | |||
| DAILY COATING INSPECTION REPORT (EP 10-3-1) | |||
| SUB-CONTRACTOR Q/C REPORTS | |||
| AS-BUILT DATA SHEET(EP 9-3-1: 4.2) | |||
| HYDROTEST PROCEDURE ACCEPTED BY OWNER'S ENGINEER (14.3) | |||
| HYDROTEST REPORT SHEET COMPLETED AND SIGNED BY OWNER (14.12) | |||
| AUTHORIZED WAIVERS AND/OR DEVIATIONS REVIEW | |||
| REVIEW OF SUBORDERS OF UNPRICED PURCHASE ORDERS TO SUB- VENDORS FOR COMPLIANCE WITH ENGINEERING PRACTICE | |||
GENERAL FABRICATION INSPECTION REQUIREMENTS
R CHECK: THE SHOP INSPECTOR SHALL REVIEW DOCUMENTED RESULTS OF INSPECTION PERFORMED BY VENDOR'S INSPFCTOR OR SUBCONTRACTED INSPECTOR.
W CHECK: INDICATES THE SHOP INSPECTOR SHALL WITNESS ITEMS DURING FABRICATION SHOP SHALL NOTIFY INSPECTOR 2 DAYS IN ADVANCE OF FABRICATION POINT BUT NEED NOT HOLD PRODUCTION FOR INSPECTION.
H CHECK: INDICATES THE SHOP INSPECTOR SHALL INSPECT ITEMS DURING HOLD ON FABRICATION. SHOP SHALL NOTIFY INSPECTOR FIVE DAYS IN ADVANCE OF FABRICATION POINT AND SHALL NOT CONTINUE AFFECTED PRODUCTION UNTIL INSPECTOR PERFORMS AND IMPROVES FABRICATION AFTER INDICATED INSPECTION.
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|
| WELDING DETAILS ACCEPTABLE TO API 650: 5.2.1 | |||||
| RT REQUIREMENTS OF EP 9-1-1 AND API 650 MET (11.2 AND API 650 6.1.2, .3) | |||||
| PREHEAT TEMPERATURE REQUIREMENTS FOR ALL WELDING (EP 9-1-2: 8.1-.3) | |||||
| PLATE > 1" THICK, MINIMUM PREHEAT MAINTAINED AT 200_ (EP 9-1-2:8.1.4)I | |||||
| FILLER METAL REQUIREMENTS (EP 9-1-2: 8.2) | |||||
| WELDER IDENTIFICATION PER REQUIREMENTS (EP 9-1-2: 8.3) | |||||
| ANCHOR BOLTS PER REQUIREMENTS (7.10.2) | |||||
| INSIDE AND OUTSIDE OF TANK THOROUGHLY CLEANED PRIOR TO FINAL INSPECTION AND HYDROTEST (11.1.7) | |||||
| CHLORINE LEVEL OF WATER FOR HYDROTESTING STAINLESS STEEL TANKS ACCEPTED (11.6.3) | |||||
| ALL WELD REJECTIONS REPAIRED AND INSPECTED (12.0) | |||||
| PRE-HYDROTEST ITEMS COMPLETED AND APPROVED BY INSPECTOR (14.9) | |||||
| HYDROTEST ACCEPTED (14.10) | |||||
| POST HYDROTEST ITEMS COMPLETED AND APPROVED BY INSPECTOR (14.11) | |||||
GENERAL FABRICATION INSPECTION REQUIREMENTS
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|---|
| BOTTOM FABRICATION INSPECTION | BOTTOM FABRICATION INSPECTION | BOTTOM FABRICATION INSPECTION | BOTTOM FABRICATION INSPECTION | BOTTOM FABRICATION INSPECTION | BOTTOM FABRICATION INSPECTION | BOTTOM FABRICATION INSPECTION |
| BOTTOM WELD PROGRESSION PER AGREEMENT BETWEEN MANUFACTURER AND OWNER'S ENGINEER (API 650: 5.2.2) | ||||||
| ANNULAR PLATE OR SKETCH PLATE WELD JOINT PER REQUIREMENT (7.2.3, 4 AND 7.4.5C) | ||||||
| BOTTOM PLATE JOINTS SHINGLED PROPERLY (7.4.1) | ||||||
| ANNULAR PLATE BUTT WELD RT PER REQUIREMENT AND ACCEPTED (11.2.2) | ||||||
| ANNULAR PLATES NOT RADIOGRAPHED PER 11.2 ACCEPTED BY MT PER REQUIREMENT (11.4.5) | ||||||
| ALL BOTTOM PLATE WELDS ACCEPTED BY VACUUM TESTING (11.5.1) | ||||||
| ANNULAR PLATE AND TANK BOTTOM WELD REQUIREMENTS (EP 9-1-2: 8.5.1-.3) | ||||||
| PROCEDURE TESTS ACCEPTED FOR BOTTOM PLATE FILLET WELDS WHEN REQUIRED (EP 9-1-2: 8.5.4) | ||||||
| SHELL TO ANNULAR PLATE WELD PER REQUIREMENT (7.2.2) | ||||||
| ALL SHELL TO BOTTOM CORNER WELD INSPECTED BY PENETRATING OIL OR VACUUM BOX (11.5.2) SURFACE CLEANLINESS/PROFILE | ||||||
| SHELL FABRICATION INSPECTION | SHELL FABRICATION INSPECTION | SHELL FABRICATION INSPECTION | SHELL FABRICATION INSPECTION | SHELL FABRICATION INSPECTION | SHELL FABRICATION INSPECTION | SHELL FABRICATION INSPECTION |
| TANK SHELL WELD REQUIREMENTS (EP 9-1-2: 8.4) | ||||||
| VERTICAL JOINT FIT-UP WITH MINIMUM 12" OFFSET (7.2.1) | ||||||
| MISALIGNMENT OF VERTICAL JOINTS WITHIN TOLERANCE PER API 650: 5.2.3.1 | ||||||
| MISALIGNMENT OF HORIZONTAL JOINTS WITHIN TOLERANCE PER API 650: 5.2.3.2 | ||||||
| ALL TEMPORARY SHELL ATTACHMENT WELDS REMOVED, THICKNESS EVALUATED AND MT INSPECTED (10.2.3) | ||||||
| SHELL PLATE DIMENSIONS ACCEPTABLE (11.1.3.3) | ||||||
| VERTICAL SHELL WELDS CHECKED FOR BANDING (API 650: 5.5.4) | ||||||
| HORIZONTAL SHELL WELDS CHECKED FOR BANDING (API 650: 5.5.5) | ||||||
| 100% MT OR PT OF SHELL CUT-OUT BACKGOUGED WELDS ACCEPTED (11.4.4) | ||||||
| ALL SHELL WELDS ABOVE HYDROTEST LEVEL INSPECTED WITH PENETRATING OIL OR VACUUM BOX (11.5.3) | ||||||
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|
| SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION |
| WELD JOINTS FOR NOZZLES, COUPLINGS, AND TANK BOTTOMS PER REQUIREMENTS (7.2) | |||||
| PLATE FLANGE WELD REQUIREMENTS (7.6.5.2) | |||||
| CAUSTIC SERVICE STEAM AND CONDENSATE NOZZLES FABRICATED PER REQUIREMENTS (7.6.6) | |||||
| SHELL ATTACHMENTS LOCATED > 3" FROM HORIZONTAL SEAMS AND 6" FROM VERTICAL SEAMS (7.7.1) | |||||
| ALL ATTACHMENTS WELDED ONTO SHELL PRIOR TO PWHT (10.3.3) | |||||
| SHOP INSPECTION OF FABRICATED MANHOLES, NOZZLES, AND FLUSH-TYPE CLEANOUT FITTINGS ACCEPTABLE (11.1.3.1) | |||||
| ALL NOZZLE REINFORCING PADS PRESSURE TESTED (11.1.5) | |||||
| ALL NOZZLE WELDS IN PLATE > 1-1/2" UP ACCEPTED (11.3.4) | |||||
| MT OR PT OF SHELL CONNECTION WELD BACKGOUGES AND FINAL COVER WELDS ACCEPTED (11.4.3) | |||||
| ONLY LOW HYDROGEN ELECTRODES USED FOR PERMANENT OR TEMPORARY ATTACHMENTS TO GROUP IVA, V, OR VI MATERIALS (API 650: 5.2.3.5) | |||||
| GROUNDING CONNECTIONS (9.5) | |||||
| FIELD ERECTED TANK SUPPLEMENTAL INSPECTION | FIELD ERECTED TANK SUPPLEMENTAL INSPECTION | FIELD ERECTED TANK SUPPLEMENTAL INSPECTION | FIELD ERECTED TANK SUPPLEMENTAL INSPECTION | FIELD ERECTED TANK SUPPLEMENTAL INSPECTION | FIELD ERECTED TANK SUPPLEMENTAL INSPECTION |
| SLIP-ON FLANGES POSITIONED PROPERLY (10.4.1) | |||||
| REINFORCING PAD GAP ALLOWANCE (10.4.2) | |||||
| TANK SHELL AND ALL COLUMNS PLUMBED PRIOR TO ROOF INSTALLATION (10.4.3.1 AND API 650 5.5.2) | |||||
| TANK OUT-OF-ROUNDNESS WITHIN TOLERANCE (10.4.3.2 AND API 650 5.5.3) | |||||
| INTERNAL SHELL WELDS AND SURFACE IRREGULARITIES SUFFICIENTLY SMOOTH (10.4.3.3) | |||||
| SHELL SETTLEMENT MEASUREMENTS PERFORMED BEFORE AND DURING FILLING AND DURING HYDROTESTING PER REQUIREMENT (15.1) | |||||
| 100% VISUAL EXAMINATION PERFORMED FOR ALL DEPRESSIONS AND NOTED ON BOTTOM PLATE LAYOUT (15.1.4) | |||||
| SHELL SETTLEMENT (15.2) | |||||
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|
| SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION |
| BOTTOM JOINTS BUTT WELDED WITH COMPLETE PENETRATION WELDS (16.2.1) | |||||
| BOTTOM PLATE THICKNESS PER REQUIREMENT (16.2.2) | |||||
| ANCHOR BOLTS > 1-1/4" DIA.,CHAIR DIMENSIONS AND CONSTRUCTION PER REQUIREMENTS (16.3.1) | |||||
| ALL NOZZLES MINIMUM SCH. 80 FOR SIZES < NPS 8 (16.4.1) | |||||
| ALL SHELL NOZZLES, OTHER THAN MANHOLES, CLASS 150 WELD NECK OR SLIP-ON (16.4.2) | |||||
| GAUGE HATCH ATTACHED PER REQUIREMENT (7.7.3) | |||||
| ALL INSULATION SUPPORT RINGS,CLIPS, OR PINS ATTACHED PRIOR TO PWHT | |||||
| INSULATION SUPPORT RINGS OR CLIPS NO CLOSER THAN 4" TO ALL WELD SEAMS (16.5.1) | |||||
| WELDING PIN TYPE APPROVED BY OWNER AND HAMMER TESTED PER REQUIREMENT (16.5.2) | |||||
| FIXED ROOF INSPECTION | FIXED ROOF INSPECTION | FIXED ROOF INSPECTION | FIXED ROOF INSPECTION | FIXED ROOF INSPECTION | FIXED ROOF INSPECTION |
| TOP ANGLE PER REQUIREMENTS (7.9.1 - 7.9.3) | |||||
| BEARING PLATES PER REQUIREMENTS (7.9.5) | |||||
| ROOF PLATES SHINGLED FOR DRAINAGE AND MINIMUM OVERLAP REQUIREMENTS MAINTAINED (7.9.6) | |||||
| BUOYANCY COMPARTMENTS OF FIELD FABRICATED STEEL FLOATING ROOFS AIR PRESSURE TESTED AND ACCEPTED(11.6.4) | |||||
| UPPER SIDE OF FLOATING ROOFS VISUALLY INSPECTED FOR PINHOLES AND DEFECTIVE WELDS (11.6.5) | |||||
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|
| SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION | SHELL ATTACHMENTS FABRICATION INSPECTION |
| PONTOON RIM THICKNESSES PER REQUIREMENT (8.1.3.4) | |||||
| FOR TANKS GREATER THAN 300 FT. IN DIAMETER, TOP EDGE OF INNER RIM PLATES IN 1ST 2 CENTRAL COMPARTMENTS CONTINUOUS SINGLE FILLET WELDED (8.1.5.2) | |||||
| ALL INTERNAL BULKHEAD PLATES AND SHEETS CONTINUOUS ONE PASSFILLET WELDED: TOP, BOTTOM, VERTICAL SIDES SUPPORT LEGS PER REQUIREMENTS (8.2) | |||||
| RIM SEAL REQUIREMENTS PER EP 9-1-3 | |||||
| FOAM DAMS INSTALLED PER REQUIREMENT (EP 9-1-3: 8.7) | |||||
| ROOF DRAINS INSTALLED PER MFGR. RECOMMENDATION AND EP REQUIREMENTS (8.4) | |||||
| ROOF VENTS INSTALLED AND OPERATE PER REQUIREMENT (8.5) | |||||
| FLOATING ROOF CENTER DECK PLATE, PONTOON BOTTOM PLATE, RIM PLATE, AND EACH COMPLETED COMPARTMENT OF PONTOON ROOF WELDED JOINTS INDIVIDUALLY TESTED WITH PENETRATING OIL (11.5.4) | |||||
| INTERNAL FLOATING ROOF INSPECTION | INTERNAL FLOATING ROOF INSPECTION | INTERNAL FLOATING ROOF INSPECTION | INTERNAL FLOATING ROOF INSPECTION | INTERNAL FLOATING ROOF INSPECTION | INTERNAL FLOATING ROOF INSPECTION |
| ANTI-ROTATIONAL DEVICE INSTALLED PER REQUIREMENT (9.2.1) | |||||
| ACCESS TO INTERNAL FLOATING ROOF PER REQUIREMENT (9.2.3) | |||||
| CORROSION GAGE INSTALLED PER REQUIREMENT (9.2.4) | |||||
| BLEEDER VENT INSTALLED AND OPERATING PER REQUIREMENT (9.2.5.2) | |||||
| MANWAY INSTALLED PER REQUIREMENT (9.2.6) | |||||
| ALL OPENINGS SEALED PER REQUIREMENT (9.2.7) | |||||
| ROOF LEGS INSTALLED PER REQUIREMENT (9.3.1) | |||||
| ROOF LEG POSITIONS AND SLEEVES PER REQUIREMENT (9.3.3) | |||||
| RIM ROOF SEALS PER EP 9-1-3 | |||||
| BONDING OF METALLIC COVERS PER REQUIREMENT (9.5.2) | |||||
| SPECIAL PRECAUTIONS FOR FLOATATION TESTING OF ALUMINUM ROOFS TAKEN (11.6.2) | |||||
| FLOATING ROOF FLOTATION TESTED PER REQUIREMENT (11.6.1) | |||||
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|
| PWHT INSPECTION | PWHT INSPECTION | PWHT INSPECTION | PWHT INSPECTION | PWHT INSPECTION | PWHT INSPECTION |
| COMPLIANCE WITH PWHT PROCEDURES (EP 9-1-2: 9.1-.3, .7- .14) | |||||
| PWHT HEAT-UP AND COOL-DOWN RATES (EP 9-1-2: 9.5) | |||||
| PWHT PARTS MARKED WITH SIGN (EP 9-1-2: 9.6) | |||||
| PWHT FOR TANKS IN AES COMPLETED AFTER ALL WELDING COMPLETED (10.2) | |||||
| VT AND MT/PT PERFORMED ON ALL SHELL OPENING ATTACHMENT WELDS AFTER PWHT (API 650: 5.2.3.6) | |||||
| LOCAL PWHT PROCEDURES PREAPPROVED BY OWNER'S ENGINEER (10.3.5) | |||||
| T/C ATTACHMENTS FOR PWHT PER REQUIREMENTS (10.3.6) | |||||
| MACHINED SURFACES AND FLANGE FACES PROTECTED FOR PWHT (10.3.7) | |||||
| ALL PREASSEMBLED PARTS REQUIRING PWHT ARE FURNACE HEAT TREATED PRIOR TO SHIPPING TO FIELD (10.3. 4) | |||||
| NORMALIZED AND TEMPERED MATERIALS WELDED AFTER TEMPERING (10.3.8) | |||||
| EXTERIOR COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-1) | EXTERIOR COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-1) | EXTERIOR COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-1) | EXTERIOR COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-1) | EXTERIOR COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-1) | EXTERIOR COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-1) |
| SAND BLASTED SURFACES (10.0) | |||||
| COATINGS PREPARATION (10.0) | |||||
| WET FILM THICKNESS MEASUREMENTS (10.0) | |||||
| DRY FILM THICKNESS MEASUREMENTS (10.0) | |||||
| HOLIDAY TESTING OF COATING (10.0) | |||||
| REPAIR AND FINAL INSPECTION | |||||
| INTERNAL COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-7) | INTERNAL COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-7) | INTERNAL COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-7) | INTERNAL COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-7) | INTERNAL COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-7) | INTERNAL COATING INSPECTION WHEN REQUIRED (SEE EP 10-3-7) |
| INITIAL SURFACE INSPECTION(12.1) | |||||
| SAND BLASTING OPERATION (12.2) | |||||
| SURFACE PREPARATION PRIOR TO APPLICATION (12.5) | |||||
| CONDITION FOR APPLICATION OF COATING (12.7) | |||||
| DRY FILM THICKNESS MEASUREMENT (12.9) | |||||
| HOLIDAY TESTING OF COATING (12.10, 11, 12) | |||||
| REPAIR AND FINAL INSPECTION (12.14,18) | |||||
| R | W | H | INSPECTION/TESTING ACTIVITY | INSPECTOR’S INITIALS (REVIEW COMPLETE) | DATE |
|---|---|---|---|---|---|
| FOUNDATION INSPECTION (SEE EP 4-2-7) | FOUNDATION INSPECTION (SEE EP 4-2-7) | FOUNDATION INSPECTION (SEE EP 4-2-7) | FOUNDATION INSPECTION (SEE EP 4-2-7) | FOUNDATION INSPECTION (SEE EP 4-2-7) | FOUNDATION INSPECTION (SEE EP 4-2-7) |
| SUBSURFACE INVESTIGATION COMPLETED AND EVALUATED BY GEOTECHNICAL CONSULTANT (4.0) | |||||
| SITE IMPROVEMENT PERFORMED IN ACCORDANCE WITH GEOTECHNICAL CONSULTANT RECOMMENDATIONS (5.0) | |||||
| DIMENSIONAL AND CONFIGURATIONAL REQUIREMENTS ACCEPTABLE PER TABLE 1 OF EP 4-2-7 | |||||
| DIMENSIONS OF FOUNDATON WITHIN TOLERANCE (API 650:5.5.6.2B) | |||||
| GENERAL FILL MEETS REQUIREMENTS (6.1.4) | |||||
| IN-PLACE DENSITY OF FILL ACCEPTABLE (6.1.5) | |||||
| LEAK CONTAINMENT PER REQUIREMENT (7.0) | |||||
| PILE FOUNDATION INSPECTION (SEE EP 4-2-4) | PILE FOUNDATION INSPECTION (SEE EP 4-2-4) | PILE FOUNDATION INSPECTION (SEE EP 4-2-4) | PILE FOUNDATION INSPECTION (SEE EP 4-2-4) | PILE FOUNDATION INSPECTION (SEE EP 4-2-4) | PILE FOUNDATION INSPECTION (SEE EP 4-2-4) |
| RECORD OF PILING MAINTAINED (7.2) | |||||
| POSITION OF PILING ACCEPTED (7.9) | |||||
| GRAVEL RINGWALL REQUIREMENTS (SEE EP 4-2-7) | GRAVEL RINGWALL REQUIREMENTS (SEE EP 4-2-7) | GRAVEL RINGWALL REQUIREMENTS (SEE EP 4-2-7) | GRAVEL RINGWALL REQUIREMENTS (SEE EP 4-2-7) | GRAVEL RINGWALL REQUIREMENTS (SEE EP 4-2-7) | GRAVEL RINGWALL REQUIREMENTS (SEE EP 4-2-7) |
| CRUSHED STONE FOR GRAVEL RINGWALL NOT GREATER THAN 2" DIA. AND MEETS ASTM D 693 REQUIREMENTS (6.1.3) | |||||
| GRAVEL RINGWALL COMPACTED TO 70% RELATIVE DENSITY IN ACCORDANCE WITH ASTM D 2049 (6.1.3) | |||||
| DIMENSIONS OF RINGWALL WITHIN TOLERANCE (API 650: 5.5.6.2B) | |||||
| CONCRETE RINGWALL REQUIREMENTS ATTACH EP 4-3-2C FOR CONCRETE INSPECTION | CONCRETE RINGWALL REQUIREMENTS ATTACH EP 4-3-2C FOR CONCRETE INSPECTION | CONCRETE RINGWALL REQUIREMENTS ATTACH EP 4-3-2C FOR CONCRETE INSPECTION | CONCRETE RINGWALL REQUIREMENTS ATTACH EP 4-3-2C FOR CONCRETE INSPECTION | CONCRETE RINGWALL REQUIREMENTS ATTACH EP 4-3-2C FOR CONCRETE INSPECTION | CONCRETE RINGWALL REQUIREMENTS ATTACH EP 4-3-2C FOR CONCRETE INSPECTION |
| DIMENSIONS OF RINGWALL WITHIN TOLERANCE (API 650: 5.5.6.2A) | |||||
| INSPECTOR SIGN-OFF | INSPECTOR SIGN-OFF | INSPECTOR SIGN-OFF | INSPECTOR SIGN-OFF |
|---|---|---|---|
| INITIALS | NAME | COMPANY | SOCIAL SECURITY NUMBER |
| EQUIPMENT ID JOB NO. DOCUMENT NO. REV. |
|---|
| SUMMARY: |
|---|
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