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HomeMy WebLinkAboutBuilding Correspondence 1996-5-9 ,y'O~)'-Sl6 09:15A Mor_..r Engin....ring ,11 ):8~-6B59 I' f,. r-' 0 AO~ 130 . 1245 PEARL STREET EuG.ENE, l.")RE(')ON Inuo PHON~ (!..,IJj 4ri4.90BO .. FAX (503) 484.6859 /,,\t""i>, lit. l .'.b....... ,.' ..... ',. I.....'....... ..,,,.. ,- ~~'~ '\ lt~i~~:J:.) \::;/~1lI ~.I+I." .~A ~(.7i~~~...."\',, "';:, !\j I: \-. ,.%0 '--~..." SlHUCTUHAL BUILDING Df'SIGN . F1RF f'ROlT :.'1I0N CODE CONSULTANT. PLAN C~II'G.:I.r; CONSTRUCTION INSpeCTION ~..10RTIER ENGINEERING, P.c. hdY 9, 1996 D~ve Christopher 2375 stansby Way Eugene, OR 9'1405 '10 n ~ 1) [<E: .2lLI'r~t:t. SDrinqfielC\ - F.~~JiV1!t.1Qn_.LF:11;L.In~pegt.i.9n w.o. #9032-RDR 1\.0 you requested. an inspection hae been made of the gravel fill on th II'! si tEl in preparation for the construction invo.1 ving foundati ons fl :t... the propoood rGaidonco. Tho o.vcavation involvQd tho pl.lill~Cl1Tl.Cln't -..t 12" maximum of 1-1/2" minus crushed rock in accordance with 0.1.' standArd procedures. The compacted surface of the crushed rocI{ i r- adeqUAte tor a foundation bearing capacity of 1000 psf, whiCh ". ?1doquate to support the proposed conventional wood frame resi.den<~(:. The compaction of the gravel surface is greater th<ln 95% of a standanj proctor per ASTM 0698-91. In addition, a shallow round rock fill ed tccnch shall be installed at the northwest corner of the eX"1\v<lt.ion. The trench should extend through the backfill to facilitate sub-<J(,<ld(, drainage. r hope you find this report adequate for your purposes at thts t.t",,,. l'lep.se contact me if you have further questions_ ThAnk you foe t.h i" ,I opportunity to be of service. Very truly yours, I , ~. OLG/rc I EXPIRES: ~ "-' Owen Grover, P.E. ,.....y,.OS)-96 09:I5A MOr~r Eng;neer;ng <II )484-6859 I' fl. P.D BOx 130 . 1245 PEARL STREET EuGENE. OREGON 07440 PHONt (!.oJJ) 4n4.9080 . FAX (5031 484.6859 ,-~\C'J' ;j:, /::'i" I.,,>_::~. ...~\ , .~. ~'~ co. .:J.: ,L~ ',:~ 1~1~, ,";1 j , -~'" ' '- "-/ \ ""'.~III r,"', ..V~ i..../' ,,.,... \'(''1\1 I: 1'.\::-::/ ~"''''~--.:......' STRUCTURAL BUILDING DESIGN. FIRE PHOTr ;.~'1I()N CODE CONSULTANT. PLAN CI-H'c..II:r; CONSTRUCTION INSP.,CTION . ~..10RTIER ENG INEERING, P.c. hay 9, 1996 Dave Christopher 2375 stansby Way Eugene, OR 97405 q011~?J RE: 2lL.p.rescott, Sorinafield - Excavation &...F.1J.J.....J!\!:!peg.t.io.n w.O. #9032-RDR . 1\,8 you requested, an inspection has been made of the gravel fill on thlfl site In preparation for the constructlon involvlng foundations t": t.- 'th~ propoood rOllilidonco _ Tho o.vcBvation i.nvo.1.vod tho plaCOCIlTtOnt' -.t 12" maximum of 1-1/2" minus crushed rock in accordance wlth 0.". standard procedures. The compacted surface of the crushed rocl<:; R adequate for a foundation bearing capacity of 1000 psf, wh 1 cn i:,. .'Idoquate to support the proposed conventional wood frame resi.denl~(:. The ccmpacti.on of the gravel surface is greater than 95% of a standard proctor per ASTM 0698-91. In addition, a shallow round rock filled trench shall be installed at the northwest corner of the excRvat:ion. The trench Bhould extend through the backfill to facU.itate sUb-grad(, drainage. r hope you find this report adequate for your purposes at th.i.,;-, t..; Ill"'. Please contact me if you have further questions_ Thank you for t.h'j ';I opportunity to be of service. Very truly yours, Owen Grover, P.E. . OLG/rc