October 2018 - Connecticut
October 2018Office of Education and Data ManagementFall 2018 Career Development SeminarOctober 2018Special Inspections and TestsPresented byMilton Gregory Grew, AIADirector of Inspections and Permits, Town of East HartfordObjectives What are special inspections? What are the requirements for specialinspections? Who can perform special inspections & tests? Who have responsibilities and roles to play? What is the building official’s role?2What are special inspections?3OEDM- Fall 2018 Career Development1
October 2018What are special inspections? Verify work that is considered critical to lifesafety and property protection is constructedaccording to approved constructiondocuments. In addition to building official’s inspections. Monitoring construction that requires specialexpertise.4Requirements in 2015 IBC15 major categories of requirements:1. Special cases.2. Steel construction.3. Concrete construction.4. Masonry construction.5. Wood construction.6. Soils.5Requirements in 2015 IBC7. Driven deep, cast-in-place & helical pilefoundations.8. Special inspection for wind resistance.9. Special inspection for seismic resistance.10. Testing for seismic resistance.6OEDM- Fall 2018 Career Development2
October 2018Requirements in 2015 IBC11. Sprayed fire-resistant materials.12. Mastic & intumescent fire-resistantcoatings.13. Exterior insulation & finish systems (EIFS).14. Fire-resistant penetrations & joints.15. Testing for smoke control.7Special Cases (1705.1.1) Unusual work in the opinion of the buildingofficial. Alternate materials & systems. Unusual design applications. Manufacturer’s instructions have additionalrequirements beyond the code or referencedstandards.8General Exceptions (1704.2) Construction of a minor nature. As warranted by conditions in the jurisdiction. Group U, accessory to R (garages, sheds ) Cold-formed steel light frame construction per2211.7. Conventional light frame wood constructionper 2308.9OEDM- Fall 2018 Career Development3
October 2018Steel Construction (1705.2) Steel fabrication process is subject to specialinspections (1704.2.5) unless they DON’Tperform welding, thermal cutting or heatingoperations in the fabrication, in which case,they must keep records of material specs &grades, & mill test reports must be identifiableif required by construction documents.10Steel Construction (1705.2) 1705.2.1 Structural Steel:11Steel Construction (1705.2) 1705.2.1 Structural Steel: Special inspections & nondestructive testingper AISC 360. Railing systems w/ structural steel only needinspection of welds at the base of cantileveredrail posts.12OEDM- Fall 2018 Career Development4
October 2018Steel Construction (1705.2) AISC 360 –Specification forStructural SteelBuildings13Steel Construction (1705.2) 1705.2.2 Cold-formed steel deck: Special inspections &qualification of weldingspecial inspectors perSDI QA/QC.14Steel Construction (1705.2) 1705.2.2 Cold-formed steel deck:Commentary: “ preparedSpecifically for providingRequirements for SpecialInspections as required byChapter 17 of the IBC ”15OEDM- Fall 2018 Career Development5
October 2018Steel Construction (1705.2) 1705.2.3 Open-web steel joists & joist girders: Per Table 1705.2.316Steel Construction (1705.2) 1705.2.3 Open-web steel joists & joist girders:17Steel Construction (1705.2) (CT Amd) 1705.2.4 Cold-formed steel trussesspanning 30 ft or greater: Permanentbracing18OEDM- Fall 2018 Career Development6
October 2018Steel Construction (1705.2) (CT Amd.) 1705.2.4 Cold-formed steel trusses spanning 60 ft or greater: Temporarybracing Permanentbracing19Steel Construction (1705.2)1705.2.5 Cold-formed steel light-frame construction: Special inspections Prefabricated structural elements and assembliesshall be in accordance with Section 1704.2.5. Site-built structural elements and assemblies shallbe in accordance with this section and Table1705.2.5. Exceptions Risk category I (agri / temp / minor storage) Risk category II; wind exp B or C; 3 stories or less20Steel Construction (1705.2)21OEDM- Fall 2018 Career Development7
October 2018Concrete Construction (1705.3) Per Table 1705.322Concrete Construction (1705.3)23Concrete Construction (1705.3)24OEDM- Fall 2018 Career Development8
October 2018Concrete Construction (1705.3) Exceptions: Isolated spread concrete footings of buildings 3stories or less, fully supported on earth or rock. Continuous footings, buildings 3 stories or less,fully supported on earth or rock where: Walls of light-frame construction. Footings designed per Table 1809.7.25Concrete Construction (1705.3) Another Exception: Continuous footings, buildings 3 stories or less,fully supported on earth or rock where: Walls of light-frame construction. Footings designed per Table 1809.7. Structural design of footings based on Fc of2,500 psi max. (regardless of what’s used)26Concrete Construction (1705.3) More Exceptions: Nonstructural slabs on grade. Foundation walls constructed per Table1807.1.6.2. Patios, driveways & sidewalks on grade.27OEDM- Fall 2018 Career Development9
October 2018Concrete Construction (1705.3) 1705.3.1 Welding of reinforcing bars: AWS D1.4 for special inspections AWS D1.4 for special inspector qualifications28Concrete Construction (1705.3) 1705.3.1 Welding of reinforcing bars: AWS D1.4-201129Concrete Construction (1705.3) 1705.3.2: Material tests: Testing of materials per ACI 318 if there isinsufficient data or documentation aboutthe quality standards of the materials beingused.30OEDM- Fall 2018 Career Development10
October 2018Concrete Construction (1705.3) 1705.3.2: Material tests: ACI 318-201431Masonry Construction (1705.4) Special inspections & tests in accordance withthe quality assurance program requirements ofTMS 402 / ACI 530 / ASCE 5 and TMS 602 / ACI530.1 / ASCE 6.32Masonry Construction (1705.4) TMS 402 / ACI 530 / ASCE 5 and TMS 602 / ACI530.1 / ASCE 6.Section 1.14 – QualityAssurance ProgramRequirements vary byfacility function.3 Levels of testing,submittals & inspections.33OEDM- Fall 2018 Career Development11
October 2018Masonry Construction (1705.4) Exceptions:34Masonry Construction (1705.4) 1705.4.1 Empirically designed masonry glassunit masonry and masonry veneer in RiskCategory IV. TMS 402/ACI 530/ASCE 5, Level B QualityAssurance35Masonry Construction (1705.4) TMS 402/ACI 530/ASCE 5, Level B QualityAssurance36OEDM- Fall 2018 Career Development12
October 2018Masonry Construction (1705.4) 1705.4.2 Vertical masonry foundationelements. Per 1705.437Wood Construction (1705.5) Prefabricated wood structural elements andassemblies per 1704.2.5 Special inspections conducted at fabricator’sshop38Wood Construction (1705.5) Exceptions to shop inspections (1704.2.5): Fabricator has approved quality controlprocedures. Building official approves theprocedures and does periodic inspections offabrication practices.39OEDM- Fall 2018 Career Development13
October 2018Wood Construction (1705.5) Exceptions to shop inspections (1704.2.5): Special inspections can be reduced or eliminated whenapproved by RDP. Shop QC must be audited by approvedspecial inspection agency. Approved fabricators include: Certified by TPI QA Program Certified by AITCCertificate of compliance to building official stating workcomplies with construction documents.(part of 1704.2.5.1 CT AMD)40Wood Construction (1705.5) Site-Built wood structural elements andassemblies per CT (Add) Table 1705.5. Exceptions Risk category I (agri / temp / minor storage) Risk category II; wind exp B or C; 3 stories orless41Wood Construction (1705.5)42OEDM- Fall 2018 Career Development14
October 2018Wood Construction (1705.5) High-load diaphragms (1705.5.1): Inspect sheathing, framing & fastening43Wood Construction (1705.5) Metal-plate-connected wood trusses (1705.5.2CT amd): 30’ span:Permanent bracing 60’ span:Temporary &permanent bracing44Soils (1705.6)45OEDM- Fall 2018 Career Development15
October 2018Driven deep foundations (1705.7)46Driven deep foundations (1705.7)47Cast-in-Place Deep Foundations (1705.8)48OEDM- Fall 2018 Career Development16
October 2018Helical Pile Foundations (1705.9)Continuous special inspections: Equipment used Pile dimensions Tip elevations Final depth Final torque Per RDP49Fabricated Items (1705.10)Per 1704.2.5.:50Fabricated Items (1705.10)51OEDM- Fall 2018 Career Development17
October 2018Fabricated Items (1705.10)52Special Inspections for Wind Resistance(1705.11)Nominal windSpeed in App. NNo towns in CT16 towns atRisk Cat. III-IV53Special Inspections for Wind Resistance(1705.11)These paragraphs deleted for CT54OEDM- Fall 2018 Career Development18
October 2018Special Inspections for Wind Resistance(1705.11)55Special Inspections for Seismic Resistance(1705.12)56Special Inspections for Seismic Resistance(1705.12)These paragraphs deleted for CT57OEDM- Fall 2018 Career Development19
October 2018Special Inspections for Seismic Resistance(1705.12)1705.12.3Cold-formed steel light-frame construction1705.12.4Designated seismic systems1705.12.5Architectural components1705.12.6M/E/P components1705.12.7Storage racks1705.12.8Seismic isolation systems1705.12.9Cold-formed steel special bolted moment frames58Testing for Seismic Resistance (1705.13)1705.13.1Structural steelSeismic force-resisting systemsStructural steel elements1705.13.2Nonstructural components1705.13.3Designated seismic systems1705.13.4Seismic isolation systems59Sprayed fire-resistant materials (1705.14) Special inspections & tests Floor, roof & wall assemblies Structural members Fire-resistance design in constructiondocuments After all mechanical/electrical & ceilingsuspension has been installed60OEDM- Fall 2018 Career Development20
October 2018Sprayed fire-resistant materials (1705.14)1705.14.1 Physical & visual tests Substrate Thickness Density Bond strength Condition of finished application61Sprayed fire-resistant materials (1705.14)1705.14.2 Structural member surface condition1705.14.3 Application1705.14.4 ThicknessMinimum allowable thickness(determined per ASTM E 605)Floor, roof & wall assembliesSteel decksStructural members62Sprayed fire-resistant materials (1705.14)1705.14.5 Density (ASTM E 605)1705.14.6 Bond strength (150 psf per ASTM E736)Floor, roof & wall assembliesStructural membersPrimer, paint & encapsulantbond tests63OEDM- Fall 2018 Career Development21
October 2018Mastic & intumescent fire-resistant coatings(1705.15) Special inspections & tests performed inaccordance with AWCI 12-B Structural elements & decks Fire-resistance design in construction documents64Mastic & intumescent fire-resistant coatings(1705.15)65Exterior insulation & finish systems (EIFS)(1705.16) Special inspections required, except: EIFS over water-resistive barrier w/ drainage EIFS over masonry or concrete walls66OEDM- Fall 2018 Career Development22
October 2018Exterior insulation & finish systems (EIFS)(1705.16)Drainage system: SI not requiredBarrier system: SI required67Exterior insulation & finish systems (EIFS)(1705.16) Water-resistive barrier coating (1705.16.1) Material complyingwith ASTM E 2570requires special inspectionwhen installed over asheathing substrate.68Fire-resistant penetrations & joints (1705.17) Special inspections required in: High-rise buildings, or Risk category III or IV Through-penetrations Membrane penetration firestops Fire-resistant joint systems Perimeter fire barrier systems69OEDM- Fall 2018 Career Development23
October 2018Fire-resistant penetrations & joints (1705.17) Penetration firestops shall be conducted by anapproved agency per ASTM E 217470Fire-resistant penetrations & joints (1705.17) Fire-resistant joint systems shall be conductedby an approved agency per ASTM E 239371Testing for smoke control (1705.18) Smoke control systems shall be tested by aspecial inspector. Smoke control systems (909) required in Atriums (404.5) Covered malls w/ atriums (402.7.2) Underground buildings (405.5) Windowless I-3 buildings (408.9) Performance stages (410.3.7.2)72OEDM- Fall 2018 Career Development24
October 2018Testing for smoke control (1705.18) 1705.2 Testing scope:1. During erection of ductwork and prior toconcealment for the purposes of leakage testingand recording of device location.2. Prior to occupancy and after sufficient completionfor the purposes of pressure difference testing, flowmeasurements and detection and controlverification.73Testing for smoke control (1705.18) Purpose of testing:74Testing for smoke control (1705.18) 1705.18.2 QualificationsApproved agencies for smokecontrol testing shall haveexpertise in fire protectionengineering, mechanicalengineering and certificationas air balancers.75OEDM- Fall 2018 Career Development25
October 2018Special Inspections of Proprietary Products Some proprietary products have specialinspection requirements within their evaluationreports. Although the IBC does not containspecific provisions for this, the SSI shouldinclude any requirements stated in evaluationreports.76Special Inspections of Proprietary Products Example: ICC-ES ESR-1545 – Hilti HSL-3 CarbonSteel Heavy Duty Expansion Anchors forCracked and Uncracked Concrete 5.0 Conditions of Use 5.13 Special inspection must be provided in accordancewith Section 4.4 of this report. 4.4 Special Inspection: Periodic special inspection is required 77Who is a Special Inspector? Special Inspector defined in 202:“A qualified person employed or retained by anapproved agency and approved by the buildingofficial as having the competence necessaryto inspect a particular type of constructionrequiring special inspection.”78OEDM- Fall 2018 Career Development26
October 2018Who is a Special Inspector? Approved Agency defined in 202:“An established and recognized agency that isregularly engaged in conducting tests orfurnishing inspection services, where suchagency has been approved by the buildingofficial.”79Who Hires a Special Inspector? 1704.2:“ the owner or the owner’s authorized agent, other than the contractor,shall employ one or more approved agencies to provide special inspectionsand tests during construction on the types of work specified in Section1705.” Exception #4:“The contractor is permitted to employ the approved agencies where thecontractor is also the owner. “ Exception #5: (CT Addition)“The contractor is permitted to employ the approved agencies for theverification of the temporary installation restraint/bracing.”80Qualifications of a Special Inspector81OEDM- Fall 2018 Career Development27
October 2018Qualifications of a Special InspectorInspection AgenciesISO/IEC Standard 17020AC98 IAS accredits inspection agencies to ISO/IEC Standard 17020. Thisaccreditation process involves an assessment of the agenciescompetence for performing inspections and the consistency of theirinspection activities. IAS accredits agencies that perform inspections ofmaterials, products, installations, processes or services.82Qualifications of Testing AgenciesTesting LaboratoriesISO/IEC Standard 17025AC89 IAS accredits testing laboratories to ISO/IEC Standard 17025 andindustry specific standards. This accreditation demonstrates to themarketplace and to regulators that the laboratories have met the IASaccreditation requirements and are periodically monitored forcompliance.83Qualifications of a Testing AgencyNATIONAL VOLUNTARY LABORATORYACCREDITATION PROGRAM (NVLAP)HTTPS://WWW.NIST.GOV/NVLAPThe National Voluntary Laboratory Accreditation Program (NVLAP)provides third-party accreditation to testing and calibration laboratoriesin response to legislative actions or requests from government agenciesor private-sector organizations. NVLAP-accredited laboratories areassessed against the management and technical requirementspublished in the International Standard, ISO/IEC 17025:2017.010 firms in Connecticut84OEDM- Fall 2018 Career Development28
October 2018Statement of Special Inspections (SSI) (1704) Submitted as a condition for permit issuance(1704.2.3). Prepared by registered design professional inresponsible charge (1704.3). Prepared by an approved qualified person ifproject not required to have designprofessional (1704.3 exception).85Content of SSI (1704.3.1) Materials, systems, components & workrequired to have special inspections Type & extent of each special inspection. Type & extend of each test. Additional requirements for seismic or wind. Whether continuous, periodic or performedaccording to a referenced standard.8687OEDM- Fall 2018 Career Development29
October 2018881704.3.21704.3.31704.48990OEDM- Fall 2018 Career Development30
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October 2018109Reports of Special Inspections & Tests(1704.2.4) Approved agencies shall keep records. AA shall submit reports to the BO & RDP. Reports indicate pass/fail. Discrepancies brought to immediate attention ofcontractor for correction. If not corrected, BO & RDP notified before that phasecompleted.110Reports of Special Inspections & Tests(1704.2.4)CorrectionRequired111OEDM- Fall 2018 Career Development37
October 2018Reports of Special Inspections & Tests(1704.2.4)112Reports of Special Inspections & Tests(1704.2.4)113Reports of Special Inspections & Tests(1704.2.4)114OEDM- Fall 2018 Career Development38
October 2018Final Report of Special Inspections & Tests(1704.2.4) Documents required special inspections & testsperformed. Documents correction of discrepancies previouslynoted in reports. Submitted at a point in project agreed up prior to startof work.115Flow ChartStatement ofSpecial Inspections(w/ Permit Application)ReportsInspections& TestingInspections& TestingB.O.ApprovesCorrectionsReportsInspections& TestingReportsFinalReportBuilding official’s required inspections not shown for clarity.116Responsibility of Owner Hire special inspectors and testing agencies. Owner or owner’s agent submits permit applicationalong with Statement of Special Inspections andqualifications of theproposed special inspectorsand testing agencies.117OEDM- Fall 2018 Career Development39
October 2018Responsibility of Registered DesignProfessional in Responsible Charge Determine which special inspections and tests are required by the buildingcode and others that they may require. Prepare Statement of Special Inspections. Option of being a special inspector of their design based on qualifications. Review reports & note discrepancies. Verify that discrepancies are correctedby contractor. Prepare final report.118Responsibility of Special Inspector, TestingAgencies, & Approved Agencies Possess the qualifications for their inspections and/or tests. Conduct the inspections & testing when required before work isconcealed. Note discrepancies and notifycontractor immediately. Verify that discrepancies arecorrected by contractor. Prepare report of inspections& tests for BO & RDP.119Responsibility of Contractor Notify special inspectors and testing agencies ofschedule and when work is ready. Allow access to the site. Promptly correct discrepancies in the work. Allow for re-inspections orre-testing.120OEDM- Fall 2018 Career Development40
October 2018Responsibility of Building Official Verify which special inspections & tests are required by the building codebased on the scope of work in the construction documents. Review & approve qualifications. Review & approve Statement of SpecialInspections. Review submitted reports. Take note of discrepancies. Verify that discrepancies are corrected. Review and approve final report.121ICC Resources122ICC Resources123OEDM- Fall 2018 Career Development41
October 2018ICC Resources Free download of editable forms that go alongwith ICC Special Inspections Manual. manual/124Milton Gregory “Greg” Grew, AIALicensed ArchitectBuilding OfficialCodes ConsultantTown of East HartfordDepartment of Permits & Inspections740 Main St, East Hartford, CT 06108Tel (860) 291-7345Email mggrew@easthartfordct.govConnecticut Code Consultants241 Main St South, Woodbury, CT 06798Tel (203) 217-1074Email: M- Fall 2018 Career Development42
TMS 402 / ACI 530 / ASCE 5 and TMS 602 / ACI 530.1 / ASCE 6. 32 Masonry Construction (1705.4) TMS 402 / ACI 530 / ASCE 5 and TMS 602 / ACI 530.1 / ASCE 6. 33 Section 1.14 –Quality Assu
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