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TABLE N5.4-2 TABLE N5.4-1 Inspection Tasks During Welding Inspection Tasks Prior to Welding TABLE N5.4-3 inspection Tasks Prior to Welding QC QA Inspection Tasks During Welting QC QA inspection Tasks After Welding Welding procedure specifications(WPSs)available P P Use of gasified welders O O Manufacturer certifications for welding consumes available P P -Pa and handing of welding cornsurmes Inspection Tanks After Welding QC QA Packaging 0 0 Welds cleaned 0 0 Material Identification(type/grade) 0 0 -Exposure control Size,length and location of welds P P Welder identification system' 0 0 No welding over cracked tack welds 0 O Welds meet visual acceptance criteria Fit-up of groove welds(including joint geometry) Environmental conditions -Crack prohibition -Joint preparation -Wind speed within limits 0 0 -Weldlbase-metal fusion Crater cross section Dimensions(aignmerd root opening,root face,bevel 0 O -Precipitation and temperature P P 'x -Cleaniness(condition of steel surfaces) WPS folowed -Weld profiles -Tacking(tack weld malty and location) -Settings on welding equipment -Weld size -Backing type and fit(if amicable) -Travel speed -Undercut Configuration and finish of access holes 0 0 -Selected welding materials Porosity-p p Arc r iitys P P Fit-up of filet welds -ShiekIng gas type/f ow rate -Dimensions(aignmend,gaps at root) O O -Preheat applied k-area' P P -Cleaniness(condition of steel surfaces) -tnterpass temperature maintained(minimax) Backing removed and weld tabs reno%ed(if required) P P -Tacking(tack weld quatty and location) -Proper position(F,V,H,Old Repair acisles P P -Check welding equipment Welling techniques Document acceptance or rejection of welded joint or nnenter P P 'The fabricator or erector,as applicable,shal maintain a system by which a welder -Inlerpass and final cleaning 0 O 'When welding of doubler plates,continuity plates or stiffeners has been performed who has welded a joint or menter can be identified.Stamps,if used,shall be the low -Each pass within profile imitations stress type. -----------..._, meets pass ets gutsily rnet requirements AISC TABLE N5.4-1 1 RISC TABLE N5.4-2 2 AISC TABLE N5.4-3 3 INSPECTION TASKS PRIOR TO WELDING S-3 INSPECTION TASKS DURING WELDING S-3 INSPECTION TASKS AFTER WELDING S-3 TABLE N5.6-1 Inspection Tasks Prior to Bolting inspection Tasks Prior to Bolting QC QA TABLE N5.6-2 Manufacturer's certifications available for fastener materials 0 P Inspection Tasks During Bolting Fasteners narked in accordance with ASTM requirements 0 0 inspection Tasks During Bolting QC QA Proper fasteners selected for the joint detail(grade,type,bolt 0 O Fastener assemblies,of suitable condition,placed in al holes p 0 TABLE N5.6-3 lengthif threads are to be extuded from shear plane) and washers(if required)are positioned as required Inspection Tasks After Bolting Proper bolting procedure selected for joint detail 0 0 Joint brought to the snug-tight condition prior to the Connecting elenents,including the appropriate faying surface pretensioning operation O 0 inspection Tasks After Baiting QC QA condition and hole preparation,if specified,meet appicable 0 0 Fastener canponent not turned by the wrench prevented from 0 O Document acceptance or rejection of bolted connections P P requirements rotating Pre-inflation verification testing by instalalon personnel Fasteners are preten stoned in accordance with the RCSC observed and documented for fastener assembles and P 0 Specification,progressing systerreticely from the most rigid 0 0 methods used point toward the free edges Proper storage provided for bolts,nuts,washers and other 0 0 fastener components • AISC TABLE N5.6-1 4 AISC TABLE N5.6-2 5 AISC TABLE N5.6-3 6 INSPECTION TASKS PRIOR TO BOLTING S-3 INSPECTION TASKS DURING BOLTING _S-3 INSPECTION TASKS AFTER BOLTING S-3 DEFINITIONS: . QC - QUALITY CONTROL PROVIDED BY THE FABRICATOR AND ERECTOR QA - QUALITY ASSURANCE PROVIDED BY OTHERS QUALIFIED TO PERFORM SPECIAL INSPECTIONS O - OBSERVE THESE ITEMS ON A RANDOM BASIS. OPERATIONS NEED NOT BE DELAYED PENDING THESE INSPECTIONS. P - PERFORM THESE TASKS FOR EACH WELDED JOINT OR MEMBER OR FOR EACH BOLTED CONNECTION. NOTES: PER AISC N5.6 (1), FOR SNUG-TIGHT JOINTS, PRE-INSTALLATION VERIFICATION TESTING AS SPECIFIED IN TABLE N5.6-1 AND MONITORING OF THE INSTALLATION PROCEDURES AS SPECIFIED IN TABLE N5.6-2 ARE NOT APPLICABLE. THE QC AND QA INSPECTORS NEED NOT BE PRESENT DURING THE INSTALLATION OF FASTENERS IN SNUG-TIGHT JOINTS. SNUG-TIGHT JOINTS ARE ALLOWED IF LOCKING DEVICES ARE INSTALLED. OTHERWISE BOLTS SHALL BE TIGHTENED USING THE TURN-OF-THE-NUT METHOD AS DESCRIBED IN SPECIFICATION FOR STRUCTURAL JOINTS USING A325 OR A490 BOLTS. ISSUE DATE REV NO. REVISION DESCRIPTION BY PER AISC N7, QUALITY ASSURANCE (QA) INSPECTIONS. EXCEPT NONDESTRUCTIVE TESTING (MDT), MAY C 07-23-20 AS, GSUE FINAL MODIFICANON DRAWINGS K.P.W. BE WAIVED WHEN THE WORK IS PERFORMED IN A FABRICATING SHOP OR BY AN ERECTOR APPROVED - Y ,, 0 BY THE AUTHORITY HAVING JURISDICTION (AJH) TO PERFORM THE WORK WITHOUT QA. STRUCTURAL OBSERVATION BY NWTE SHALL BE CARRIED OUT AT THE TIME THE STRUCTURAL WORK IS �' Of Ip<' a COMPLETED. CONTRACTOR SHALL COORDINATE WITH NWTE IN ORDER TO SCHEDULE A SITE VISIT WITH x " Ja ': SHEET SPECIAL INSPECTIONS AND CONTRACTOR PRESENT. NWTE WILL CLIMB THE TOWER AND VISUALLY OBSERVE THE STRUCTURAL 4.:i 1 �' TITLE STRUCTURAL OBSERVATIONS MODIFICATION WORK AND VERIFY THAT THE WORK HAS BEEN DONE IN ACCORDANCE WITH THE CONSTRUCTION DRAWINGS. VISUAL OBSERVATIONS WILL BE MADE OF THE NEW STRUCTURAL MEMBERS ,T Al I: AND CONNECTIONS. NWTE WILL SUBMIT TO THE BUILDING OFFICIAL A WRITTEN STATEMENT SUMMARIZING . 1�,r-i 4, ' PROJECT 300-FT GUYED TOWER THE OBSERVATIONS MADE, INCLUDING ANY DEFICIENCIES WHICH, TO THE BEST OF NWTE'S KNOWLEDGE, e. NorthNest LOCATION RUCKER HILL, EVERETT, WA HAVE BEEN RESOLVED. ng ��p,� .4041. ',c} s7 3426 BToROADWr EAYY,, SUITE 302 CLIENT RCA TELECOM OTHER INSPECTION NOTES AL '' EVERETT, WA 98201 NAME SNO911 REFER TO G-1 FOR INSPECTION AND OBSERVATIONS REQUIRED FOR WORK OTHER THAN BOLTING AND - ' PHONE: 425.258.4248 WELDING FAX: 425.258.4289 NOTICE NOT TO OE CONSENT O r Moat iers7ED T T nenrN 7 23-2� CURRENT DATE: DRAWN BY: OfEO:ED BY: APPROVED BY: PROJECT NUMBER: SHEET NUMBER: DEFINITIONS/NOTES - SPECIAL INSPECTIONS & STRUCTURAL OBSERVATIONS I 7 NOT USED 8 - 07-23-20 K.P.W. S.A.D. H.S.C. 200621.13 S-3 SCALE: NONE 1 S-3 SCALE: NONE S-3