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WA9601-LR 990222· C~ HENLEY JOHNSTON & ASSOCIATES, INC. t'tlrlill{~c'rltl.q .(l~.o.,;ci~.tl,,'~, c'ott.'.; dl(~ I..~ Transmittal Date: 22 FebD_~v7 1999 T o: Shimek, Jacobs & Finklea, L.L. P. Attn: Mr. Gary C. Hendricks, P.E. Project: Wagon ~-~eel Rand~ Elevated Storaqe Tank Gentlemen: Henley-Johnston & Assoc., Inc. transmits herewith the following: Coating Inspection Reports Dated 2-4-99, 2-5-99 ~u~ 2-8-99 Comments: Report Nos. cc: Larry Davis, City of Ooppell Joe Sw/nnea, Landmark Sincerely yours, Herbert C. Crowder Henley-Johnston & Assoc., Inc. Proj act No. 6878 lelephone (214] 941.3808 fax [214] 943.7645 235 Morgan Ave.. Dallas. Texas 75203.1088 Contract Inspection Service 4305 Glenwoo~rl".. Granbury, TX 76049 Client Henley Johnston & Assoc. Contractor TASCO, Inc. Bulk/Bag Clean Recycled Date Project Inspector ABRASIVE MATERIAL Silica Type Med. Grade Yes Dry Yes No Two (2) blast nozzles, Sullair 750 compressor. coAx 6 ,k sP cno R POR 02-04-99 .eport 12177-9 Page 1 of 1 Coppell Wagon Wheel Ranch 2.0 M.G. Cindy Holmes SURFACE PREPARATION Profile Tape X-coarse Testex tape with Comparator spring micrometer 2 readings taken ENVIRONMENTAL CONDITIONS Time Wet Bulb Dry Bulb Rel. Hum. Dew Point Surf. Temp. Comments 1:00 p.m. 50 71 17% 24 73 2:30 p.m. 52 72 21% 30 75 Abrasive blast 5:10 p.m. 52 68 31% 36 73 Coating application Area Blasted Exterior ring beam and painter's ring all the way around, also 4 inches on inner cone sheets. This was the first day of abrasive blast on this project. Results Cleanliness standard achieved is SSPC-SP6. Profile average is 2.5 mils. Blowdown with clean dry compressed air prior to coating, Area Coated Airless spray application of Tnemec Series FC-20, Pota-Pox, color 1255, beige. Batch numbers are part "A" KC1998120063, part "B" KC 1998120244 and #4 thinner KC1998109140. Mixed three (3) gallons at 5:20 p.m. Started spray at 5:30 p.m. and finished by 5:55 p.m. Used 415 tip in airless spray gun. Area Number of Low High Mean Readings Deviation INSTRUMENTATION DFT gage used? Type 1 Type 2 Calibration in accordm~ce with SSPC-PA2? Brand COMMENTS This report is for the exclusive use of our client and shall not be modified or reproduced without written approval of said client i r" Contract Inspection Service 4305 Glenwood`t`] Granbury, TX 76049 'Client Henley Johnston & Assoc. Contractor TASCO, Inc. ABRASIVE MATERIAL Bulk/Bag Silica Type Med. Grade Clean Yes Dry Yes Recycled No Three (3) blast nozzles. Air quality good. Date Project Inspector COATING INSPECTION REPORT 02-05-99 ,port 12179-9 Page 1 of 1 Coppell Wagon Wheel Ranch 2.0 M.G. Cindy Holmes SURFACE PREPARATION Profile Tape X-coarse Testex tape with Comparator spring micrometer 2 readings taken ENVIRONMENTAL CONDITIONS Time Wet Bulb Dry Bulb 9:00 a.m. 46 55 12:15 p.m. 58 2:00 p.m. 64 Area Blasted Rel.Hum. Dew Point Surf. Temp. Comments 49% 36 51 Abrasive blast 67 58% 52 65 Abrasive blast 73 61% 59 70 Coating application Includes interior side of painter's ring and bottom of ring beam except where shim plates are up against the beam. Also blasted inner cone sheets up to six (6) feet above weld. All areas blasted from ground level. Results SSPC-SP6 cleanliness achieved. Profile average is 2.8 mils. Blowdown with clean compressed air prior to coating. Area Coated Airless spray application of Tnemec Series FC-20, Pota-Pox, color beige to blasted areas. Batch numbers are part "A" KC 1998120063, part "B" KC 1998120244, #4 thinner KC1998109140. Mixed at 2:30 p.m. Winds south at 15-20 mph. Spray application from 2:40 p.m. to 3:30 p.m. Area Number of Low High Mean Deviation Readings INSTRUMENTATION DFT gage used? Type 1 Type 2 Calibrafion in accordance, wi~h SSFC-PA2? Brand COMMENTS This report is for the exclusive use of our client and shall not be modified or reproduced without written npproval of said client Contract Inspection Service 4305 Glenwoodi'~] Granbury, TX 76049 '~lient Henley Johnston & Assoc. Contractor TASCO. Inc. Bulk/Bag Clean Recycled Date Project Inspector ABRASIVE MATERIAL Silica Type Med. Grade Yes Dry Yes No Air quality good. Three (3) blast nozzles. COATINGJ~SPECTION REPORT 02-08-99 ;port 12212-9 Page 1 of 1 Coppell Wagon Wheel Ranch 2 MG Tank Cindy Holmes SURFACE PREPARATION Profile Tape X-coarse Testex tape with Comparator spring micrometer 2 readings taken ENVIRONMENTAL CONDITIONS Time Wet Bulb Dry Bulb Rel.Hum. Dew Point Surf. Temp. 9:25 a.m. 54 64 51% 46 61 3:30 p.m. 68 75 66% 63 73 5:00 p.m. 68 73 78% 66 72 Area Blasted Area blasted is on exterior south east to south side of tank. The area is Comments Prior to abrasive blast. Abrasive blast Prior to coating application. approximately five (5) outer cone sheets wide and length _n,_ns .From t~he remainder 1 foot of inner cone sheet up to top of top shell sheet. Results SSPC-SP6 cleanliness achieved. Profile average is 2.3 mils. Blowdown with clean compressed air prior to coating. Area Coated Is same as area blasted. Coating used is Tnemec Series FC-20, color beige. Batch numbers are part "A" KC 1998120063 and KC 1999010255; part "B" KC 1998120244 and KC 1998121251, #4 thinner KC 1998119144. Airless spray application using two (2) spray guns with 417 tips. Spray application from 5:00 p.m. to 5:45 p.m. Area Number of Low High Mean Readings Deviation INSTRUMENTATION DFT gage used? Type 1 Type 2 Calibration in accordance with SSPC-PA2? Brand COMMENTS Today was first day of blasting off scaffolding. Scaffold is six (6) walk board levels attached to caterpillar to move around the tank. This report is for the exclusive use of our client and shall not be modified or reproduced without written approval ofsaid client