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SPECIAL INSPECTIONS
<br />VERIFICATION
<br />& INSPECTION
<br />1. Welding procedure specifications
<br /> (WPSs) available.
<br />4. Welder identification system.
<br />a. Joint preparation.
<br />6. Configuration and finish of
<br /> access holes.
<br />SPECIAL INSPECTION TABLE FOR
<br />STEEL STRUCTURES
<br />FOR THE CONSTRUCTION OF STEEL ELEMENTS OF BUILDING & STRUCTURES, ITEMS
<br /> OF SPECIAL INSPECTION & VERIFICATIONS BY A SPECIAL INSPECTOR
<br /> ARE REQUIRED & SUMMARIZED IN THE FOLLING TABLE:
<br />Quality Assurance Reference
<br />Standard
<br />b. Dimensions (alignment, root
<br /> opening, root face, bevel).
<br />a. Dimensions (alignment, gaps
<br /> at root).
<br />c. Cleanliness (condition of steel
<br /> surfaces).AISC 360-10
<br />TABLE N5.4-1
<br />2. Manufacture certifications for
<br /> welding consumables available.
<br />3. Material identification ( type /
<br />grade).
<br />5. Fit-up groove welds ( including
<br /> joint geometry).
<br />d. Tacking (tack weld quality and
<br /> location).
<br />e. Backing type and fit (if
<br /> applicable).
<br />7. Fit-up of fillet welds.
<br />b. Cleanliness (condition of steel
<br /> surfaces).
<br />8. Check welding equipment.
<br />Performed Observed
<br />-
<br />1. Use of qualified welders.
<br />4. Environmental conditions.
<br />a. Wind speed within limits.
<br />b. Precipitation and temperature.
<br />g. Proper position (F, V, H, OH ).
<br />a. Settings on welding equipment.
<br />AISC 360-10
<br />TABLE N5.4-2
<br />2. Control and handling of welding
<br />consumables.
<br />3. No welding over cracked
<br /> tack welds.
<br />b. Travel speed.
<br />c. Selected welding materials.
<br />6. Welding techniques.
<br />5. WPS followed:
<br />d. Shielding gas type/ flow rate.
<br />e. Preheat applied.
<br />f. Interpass temperature
<br />maintained (min./ max.).
<br />a. Interpass and final cleaning.
<br />b. Each pass within profile
<br /> limitations.
<br />c. Each pass meets quality
<br /> requirements.
<br />1. Welds cleaned.
<br />b. Weld/ base-metal fusion.
<br />c. Crater cross section.
<br />e. Weld size.AISC 360-10
<br />TABLE N5.4-3
<br />2. Size, length and location of
<br /> welds.
<br />3. Welds meet visual acceptance
<br /> criteria.
<br />f. Undercut.
<br />g. Porosity.
<br />8. Document acceptance or
<br />rejection of welded joint or
<br />member.
<br />a. Crack prohibition.
<br />d. Weld profiles.
<br />4. Arc strikes.
<br />5. K-area.
<br />6. Backing removed and weld tabs
<br /> removed (if required).
<br />7. Repair activities.
<br />TASKS PRIOR TO WELDING
<br />TASKS DURING WELDING
<br />TASKS AFTER WELDING
<br />c. Tacking (tack weld quality
<br /> and location).
<br />a. Packaging.
<br />b. Exposure control.
<br />VERIFICATION
<br />& INSPECTION
<br />1. Manufacturer's certifications
<br />available for fastener materials.
<br />SPECIAL INSPECTION TABLE FOR
<br />STEEL STRUCTURES
<br />Quality Assurance Reference
<br />Standard
<br />AISC 360-10
<br />TABLE N5.6-1
<br />2. Fasteners marked in accordance
<br />with ASTM requirements.
<br />3. Proper fasteners selected for the
<br />joint detail (grade, type, bolt
<br />length if threads are to be
<br />excluded from shear plane).
<br />4. Proper bolting procedure
<br />selected for joint detail.
<br />7. Proper storage provided for
<br />bolts, nuts, washers and other
<br />fastener components.
<br />Performed Observed
<br />5. Connecting elements, including
<br />the appropriate faying surface
<br />condition and hole preparation,
<br />if specified, meet applicable
<br />requirements.
<br />6. Pre-installation verification
<br />testing by installation personnel
<br />observed and documented for
<br />fastener assemblies and
<br />methods used.
<br />1. Fastener assemblies, of suitable
<br />condition, placed in all holes and
<br />washers (if required) are
<br />positioned as required.
<br />AISC 360-10
<br />TABLE N5.6-2
<br />2. Joint brought to the snug-tight
<br />condition prior to the
<br />pretensioning operation.
<br />3. Fastener component not turned
<br />by the wrench prevented from
<br />rotating.
<br />4. Fasteners are pretensioned in
<br />accordance with the RCSC
<br />Specification, progressing
<br />systematically from the most
<br />rigid point toward the free
<br />edges.
<br />TASKS PRIOR TO BOLTING
<br />TASKS DURING BOLTING
<br />1. Document acceptance or
<br /> rejection of bolted connections.
<br />AISC 360-10
<br />TABLE N5.6-3
<br />TASKS AFTER BOLTING
<br />SPECIAL INSPECTION:
<br />2.
<br />3.
<br />4.
<br />5.
<br />6.
<br />7.
<br />8.
<br />9.
<br />10.
<br />1.
<br />Site visits by the structural engineer do not constitute an inspection.
<br />VERIFICATION & INSPECTION TASK
<br />12.
<br />INSPECTION
<br />TASK Continuous Periodically SECTION
<br />Sec. 1705.11.2
<br />Sec. 1705.11.2
<br />Sec. 1704
<br />Sec. 1705.11.2
<br />Sec. 1705.11.3
<br />* Contact Gouvis Engineering to schedule A Special Inspection.
<br />In addition to the regular inspection the following items will also require special inspection in
<br />accordance with Sec.1704, unless exempted by the exceptions of Sec.1704.2, of the Building Code
<br />Soils compliance prior to the foundation inspection, post-tensioned foundation, high strength steel and
<br />concrete.
<br />All inspections and tests shall be performed by a qualified testing agency retained by the owner.
<br />The special inspector shall be qualified and approved by the building department and acceptable to
<br />the architect.
<br />The special inspector shall observe work assigned for conformance to the approved design drawings
<br />and specifications.
<br />The special inspector shall furnish an inspection report to the building department, engineer and
<br />architect of record. Copies of the report shall be available at the job site at all times.
<br />Final reports for all inspections and testing must be provided by the special inspector. Final reports
<br />shall document completion of all inspections and correction of all noted discrepencies.
<br />The duties of the special inspector shall be in conformance with the requirements of section 1704 of
<br />the latest edition of the CBC.
<br />Contractor shall be responsible for all expenses due to any premature notification of inspection which
<br />results in additional site visits.
<br />Failure of notification by the contractor for inspection on a timely basis may result in complete removal
<br />and replacement of all work performed at contractors expense.
<br />For special inspection of wood diaphragm and shear walls, contact Gouvis Engineering for schedule.
<br />Special inspection is required for the following items:
<br />1. Verify materials below footings are
<br />adequate to achieve the design
<br />bearing capacity per soils report.
<br />2. Verify excavations are extended to
<br />proper depth & have reached
<br />proper material per soils report.
<br />3. Perform classification & testing of
<br />controlled fill materials per soils
<br />report.
<br />4. Verify use of proper materials,
<br />densities & lift thicknesses during
<br />placement & compaction of
<br />controlled fill per soils report.
<br />5. Prior to placement of controlled fill,
<br />observe subgrade & verify that site
<br />has been prepared properly per
<br />soils report.
<br />Exception:
<br />_ Special inspection is not required
<br />during placement of controlled fill
<br />having a total depth of 12 inches or
<br />less.
<br />Horizontal wood
<br />diaphragms with
<br />edge nail spacing
<br />equal to or closer
<br />than 4" o.c.
<br />Wood shear walls
<br />with edge nail
<br />spacing equal to or
<br />closer than 4" o.c.
<br />Sheathing types,
<br />grade thickness,
<br />span rating, and nail
<br />types, nail sizes &
<br />spacing.
<br />Sheathing types,
<br />grade thickness, wall
<br />nail types, nailing
<br />sizes and spacing.
<br />Sill nail types, size
<br />and spacing.
<br />Anchor bolt sizes &
<br />spacing.
<br />Holdown types &
<br />their connections to
<br />shear walls &
<br />foundation/framing
<br />Wall end post sizes.
<br />Shear transfer
<br />connector types &
<br />spacing. Drag strut
<br />connections to shear
<br />walls.
<br />Panel types, nailing,
<br />bolting, Anchoring,
<br />wall top plate screw
<br />types, sizes &
<br />spacing, holddown &
<br />drag strut
<br />connections to
<br />walls/panels.
<br />Manufactured shear
<br />walls, Hardy panels,
<br />Simpson steel &
<br />Wood Strong walls.
<br />SPECIAL INSPECTION BY A SPECIAL INSPECTOR FOR EXISTING SITE SOIL CONDITIONS,
<br />FILL PLACEMENT & LOAD BEARING REQUIREMENTS SHALL BE PERFORMED PER THE
<br />FOLLOWING TABLE.
<br />SPECIAL INSPECTION TABLE FOR EXISTING SITE
<br />SOIL CONDITIONS
<br />SPECIAL INSPECTION BY A SPECIAL INSPECTOR FOR THE CONSTRUCTION OF
<br />HORIZONTAL WOOD DIAPHRAGMS, WOOD SHEAR WALLS & MANUFACTURED SHEAR
<br />WALLS ARE REQUIRED & SPECIFIED IN THE FOLLOWING TABLE:
<br />SPECIAL INSPECTION TABLE FOR WOOD *
<br />DIAPHRAGM & SHEAR WALLS
<br />Periodically
<br />during task
<br />Not
<br />Applicable
<br />Continuous
<br />during task
<br />REFERENCE
<br />FOR CRITERIA
<br />FREQUENCY OF
<br />INSPECTIONNOT
<br />APPLICABLE
<br />Exception: Special inspection for existing site soil condtions per table below is not required if
<br />allowable soil bearing pressure used for design is ≤ 1500 psf, soils report is not required
<br />by building offical, and there is no controlled fill placement on existing building site
<br />CBC/IBC
<br />INSPECTION TASK
<br />FREQUENCY OF INSPECTION REFERENCE FOR CRITERIA
<br />IBC
<br />Section
<br />ACI
<br />530/ASCE
<br />5/TMS 402
<br />ACI
<br />530.1/ASCE
<br />6/TMS 602
<br />a. Grout space.
<br />Sec.
<br />1.16
<br />Art.
<br />2.4B,
<br />Art.
<br />3.4,
<br />Art.
<br />3.6B
<br />Art.
<br />3.2D,
<br />Art.
<br />2.4,
<br />Art.
<br />3.2E,3.4,
<br />Art.
<br />2.6B,
<br />For SI: °C = (°F-32) /1.8
<br />VERIFICATION &
<br />INSPECTION TASK
<br />3.5, 7.1-7.7
<br />AWS D1.4
<br />ACI 318: 3.5.2
<br />c. Shear reinforcement
<br />d. Other reinforcing steel
<br />ACI 318:
<br />2. As masonry construction
<br />begins,the following shall be
<br />verified to ensure compliance:
<br />a. Proportions of site prepared
<br />mortar.
<br />b. Construction of mortar joints.
<br />c. Grade and size of prestressing
<br />tendons and anchorages.
<br />3. Prior to grouting, verify that
<br />the following are in
<br />compliance:
<br />b. Grade, type, and size of
<br />reinforcement and anchor
<br />bolts, and prestressing
<br />tendons and anchorages.
<br />c. Placement of reinforcement,
<br />connectors, and prestressing
<br />tendons and anchorages.
<br />d. Proportions of site-prepared
<br />grout and prestressing grout for
<br />bonded tendons.
<br />1. Inspection of reinforcing steel
<br />and placement.
<br />a. Placing of reinforcing steel
<br />b. Sampling and testing of steel
<br />(mill reports & identification of
<br />steel)
<br />c. Inspection of installation of
<br />rebar couplers
<br />d. Reinforcing steel sizes,
<br />spacing, splices, clearance
<br />and concrete cover per
<br />construction documents
<br />2. Inspection of reinforcing steel
<br />welding in the following items:
<br />a. Verification of weldability of
<br />reinforcing steel other than
<br />ASTM A706
<br />b. Reinforcing steel-resisting
<br />flexural and axial forces in
<br />intermediate and special
<br />moment frames, and
<br />boundary elements of special
<br />reinforced concrete shearwalls
<br />and shear reinforcement
<br />EXCEPTION: CONCRETE FOOTINGS SUPPORTING WALLS OF LIGHT-FRAME WOOD
<br />BUILDING OF 3-STORIES OR LESS AND THE STRUCTURAL DESIGN OF FOOTINGS IS
<br />BASED ON A SPECIFIED COMPRESSIVE STRENGTH f'c NO GREATER THAN 2500 psi.
<br />SPECIAL INSPECTION TABLE FOR
<br />CONCRETE CONSTRUCTION
<br />SPECIAL INSPECTIONS AND VERIFICATIONS BY A SPECIAL INSPECTOR ARE REQUIRED
<br />FOR CONCRETE CONSTRUCTION AND SPECIFIED IN THE FOLLOWING TABLE SPECIAL INSPECTION BY A SPECIAL INSPECTOR FOR THE CONSTRUCTION OF CMU
<br />STRUCTURES ARE REQUIRED AND SPECIFIED IN THE FOLLOWING TABLE:
<br />SPECIAL INSPECTION TABLE FOR
<br />CMU STRUCTURES
<br />Periodically
<br />during task
<br />listed
<br />Not
<br />Applicable
<br />Continuous
<br />during task
<br />listed
<br />Reference
<br />Standard
<br />IBC
<br />Reference
<br />Periodically
<br />during task
<br />listed
<br />Not
<br />Applicable
<br />Continuous
<br />during task
<br />listed
<br />1910.4
<br />ACI 318:
<br />Ch. 4, 5.2-5.4
<br />1904.2,
<br />a. Method of proportioning
<br />b. W/C ratio
<br />c. Cement type
<br />d. Strength
<br />ASTM C 172
<br />ASTM C 31
<br />ACI 318: 5.6, 5.8
<br />ACI 318: 5.9, 5.10
<br />ACI 318:
<br />ACI 318: 18.20
<br />ACI 318: 18.18.4
<br />ACI 318: 6.2
<br />ACI 318: 6.1.1
<br />Item 1
<br />Item 5
<br />Item 6
<br />Item 7
<br />Item 8
<br />1910.4
<br />1910.2
<br />1910.10
<br />1910.6
<br />1910.9
<br />1910.8
<br />a. Placing of P.T tendons
<br />5. Verifying use of required
<br />design mix
<br />6. At the time fresh concrete is
<br />sampled to fabricate specimens
<br />for strength tests, perform
<br />slump and air content tests,
<br />Determine the temperature of
<br />the concrete for shotcrete
<br />construction
<br />7. Inspection of concrete for
<br />proper application techniques.
<br />(conveying & depositing)
<br />8. Inspection for maintenance of
<br />specified curing temperature
<br />(cold weather & hot weather)
<br />and techniques
<br />b. During stressing of P.T.
<br />tendons
<br />c. Grouting of P.T. tendons in the
<br />seismic-force-resisting
<br />system. (including concrete
<br />slab)
<br />d. Field measured elongation and
<br />jacking force records
<br />e. P.T. tendon protective
<br />wrapping
<br />f. Claibration of P.T. RAM (report)
<br />10. Verification of in-situ concrete
<br />strength, prior to stressing of
<br />tendons in post-tensioned
<br />concrete and prior to removal
<br />of shores and forms from
<br />beams and structural slabs
<br />11. Inspect formwork for shape,
<br />location and dimensions of
<br />the concrete member being
<br />formed
<br />12. Inspection of shorcrete shall
<br />include item 1,5,6,7,8
<br />indicated in this table
<br />1910.3
<br />1910.7
<br />5.11-5.13
<br />9. Inspection of P.T. tendons
<br />4. Inspection of anchors
<br /> post- installed in hardened
<br /> concrete members.
<br />3. Inspection of anchors cast in
<br />concrete where allowable loads
<br />have been increased or where
<br />strength design is used.8.1.3, 21.1.8
<br />ACI 318:
<br />1909.13.8.6, 8.1.3,
<br />ACI 318:
<br />Art.
<br />1. Verify compliance with the
<br />approved submittals and
<br />required inspection provisions
<br />for (Mortar mix design, Grout
<br />mix design, Material certificates
<br />for mortar, grout, masonry units,
<br /> reinforcement, anchors, ties,
<br /> and fasteners).
<br />Art.
<br />1.5
<br />Art.
<br />2.1, 2.6A
<br />11.
<br />1908.5,
<br />1909.1,
<br />1910.2,
<br />1910.3
<br />1910.9
<br />d. Location of reinforcement,
<br />connectors, and prestressing
<br />tendons and anchorages.
<br />e. Prestressing technique.
<br />f. Properties of thin-bed mortar
<br />for AAC masonry.
<br />Sec.
<br />1.16.4.3,
<br />1.17.1
<br />Sec.
<br />2.1.7.7.2,
<br />3.3.3.4(c),
<br />4. Verify during construction.
<br />a. Size and location of structural
<br />elements
<br />b. Type, size and location of
<br />anchors, including other
<br />details of anchorage of
<br />masonry to structural
<br />members, frames or other
<br />construction.
<br />c. Welding of reinforcement.
<br />d. Preparation, construction, and
<br />protection of masonry during cold
<br />weather (temp. below 40°) or hot
<br />weather (temp. above 90°).
<br />e. Application and measurement
<br />of presstressing force
<br />e. Construction of mortar joints.
<br />f. Placement of grout and
<br />prestressing grout for bonded
<br />tendons is in compliance.
<br />g. Observe preparation of grout
<br />specimens, mortar specimens,
<br />and/or prisms.
<br />6. Verification of f'm prior to
<br />construction.
<br />7. Verification of slump flow and
<br /> VSI as delivered to the
<br /> self-consolidating grout.
<br />Art.
<br />1.4B.2.a.3
<br />Art.
<br />5. Observe preparation of grout
<br />specimens, mortar
<br />specimens, and/or prisms.
<br />Art.
<br />3.3B
<br />2.4H,
<br />3.6A
<br />Art.
<br />2.1C
<br />3.2F
<br />3.4
<br />Sec.
<br />1.16 3.6A
<br />2.4G.1.b
<br />Art. 3.3B
<br />Art. 3.3F
<br />8.3.3.4(b)
<br />Art.
<br />1.8C,
<br />1.8D
<br />3.6B
<br />Art.
<br />3.5,
<br />3.6C
<br />Art.
<br />3.3B.8
<br />1.4B.2.b.3
<br />1.4B.2.c.3
<br />1.4B.3,
<br />1.4B.4
<br />1.4B
<br />Art.
<br />1.5B.1.b.3
<br />21.1.8
<br />VERIFICATION
<br />& INSPECTION
<br />Applicable ASTM
<br />material standards
<br />1. Material verification of
<br /> cold-formed steel deck:
<br />a. Identification markings to
<br /> conform to ASTM standards
<br /> specified in the approved
<br /> construction documents.
<br />b. Manufacturer's certified
<br /> test reports.
<br />2. Inspection of welding:
<br />a. Cold-formed steel deck:
<br />SPECIAL INSPECTION TABLE FOR STEEL
<br />CONSTRUCTION OTHER THAN STRUCTURAL STEEL
<br />FOR THE CONSTRUCTION OF OTHER STEEL ELEMENTS OF BUILDING & STRUCTURES, ITEMS
<br />OF SPECIAL INSPECTION & VERIFICATIONS BY A SPECIAL INSPECTOR ARE REQUIRED &
<br />SUMMARIZED IN THE FOLLOWING TABLE:
<br />Periodically
<br />during task
<br />listed
<br />Not
<br />Applicable
<br />Continuous
<br />during task
<br />listed
<br />Reference
<br />Standard
<br />b. Reinforcing steel:
<br />ACI 318:
<br />Section 3.5.2
<br />1) Floor and roof deck welds.
<br />1) Verification of weldability of
<br /> reinforcing steel other than
<br /> ASTM A 706.
<br />2) Reinforcing steel resisting
<br /> flexural and axial forces in
<br /> intermediate and special
<br /> moment frames, and
<br /> boundary elements of
<br /> special structural walls of
<br /> concrete and shear
<br /> reinforcement.
<br />3) Shear reinforcement.
<br />4) Other reinforcing steel.
<br />AWS D1.3
<br />AWS D1.4
<br />RESTRICTIVE NOTICE
<br />DATE REVISIONS
<br />SHEET DESCRIPTION
<br />PROJECT OWNER
<br />PROJECT ADDRESS
<br />STAMP
<br />NO:
<br />REVISIONS
<br />DATE SIGNED: 4/8/25
<br />THESE DESIGNS, DRAWINGS, AND
<br />SPECIFICATIONS ARE THE EXCLUSIVE
<br />PROPERTY OF DONG ENGINEERING.
<br />THESE DRAWINGS CANNOT BE COPIED,
<br />TRANSFERRED, OR REPRODUCED NOR
<br />CAN ANY OTHER STRUCTURES BE BUILT
<br />FROM THEM WITHOUT WRITTEN CONSENT.
<br />SHEET
<br />DE#:
<br />TEL- 714-617-5979
<br />GARDEN GROVE, CA 92841
<br />7661 GARDEN GROVE BLVD.,
<br />DONG ENGINEERING, INC.
<br />INFO@DONGENGINEERING.COM
<br />240022
<br />22
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<br />S0.2
<br />SPECIAL INSPECTION
|