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Home My WebLink AboutBuilding Field Test & Inspection Report 2003-1-15 ............. '--- .; . ,~ Community Services Div, Building Safety . CITY OF SPRINGFIELD, OREGON 225 5th street, Springfield, OR 97477 Ph, 726-3759 " JobAddte<~3422 Falcon Dr. CitY"job # tOM 2903 ggg')~ AMBLESIDE MEAOOWS SUIsDIVISION-lsT ADDmON I . . Site Investigation ,Qu~tionnairefor (:onsultiog Design Professionals foundation requirements - new structures on residential lots SCANNED I .~ -. '.:. This form may be.used as a teIitporary verifiClltimit.o,~ow construction to continue on the job site untii'tbeconsultarit's Stmnped affi~avit~iithe site soil comPaction , and stabilizatioil is submitted. to the City. This form mUst be coinpl~ted by a " r. IiceWied design professional (engiOeeror archiiect)orhislher authorized einployee, , .' - - . ".-'. ,,-,' " ,",-,,, -',"' -: ,,'" "--, . '-' -,-' < -' ", - '" - ; and submitted. to the building ins)lector prior to requestlngCityinspectioDsor placing foundatic:m concrete.ItisiJnp!J~t that all qu~onsbe answered completely for the folindation site to ber~pproved't'or w;"';" dC,tion. , ,. Owner and/or Contractor RH'Homes " ! . '. 1. Date of the design profeSsional's site evaluation? ".'" ." .. , ,) .'. -, ] /15/2003"'~j:' . , ';'. ,~~.,~ I ":... i~' . .'~',. "...' ~. .:; 1'-' ....~ . '- "\ - "-.', 2. Has the deSign profeSsional reVie'Yeda copy of the geotechnical information ',' for the subdivisioJl'tb8t was providedwith the buildiJlgPermit? Ye.u !vo_ -, . ",' ".:,' ..' ,,',','" -"'j>':',,' "'- "";,, .... If not, please contact this office for a copy of the report, The design professional must be familiarWith the geotechnical infOrmation before completing thisform. ' - ,). , -, ... 3. VVhafwas the size imd depth of the excavation and lor fill? Ann~nx: 40' {( 30' notincludina drivewa\iaccess. Depth ranqed from'2.0 to 2.5' - ..... waS existing non-stlUctUralfill or el(PaIlSive soil encouriteredon the lot? Yes.:aNo...c.If''yes'', what types, depths and IOcatiOlis? Snils at the site. consisted of 1-0 tol.5-ftof dark brawh wet mbd. dense mod. plastic si 1 tsand sandy-s il tswith ,constructi on debris over a soft, tan highly-plast1c saturateaclay. 'Ine.claYls tlKe.IY 1:0 nave a nlgh Ilqula tlmn ana mooerate; c.o fl'gO!-,UC""Cld-' ,-ur' ~i"'I"KI:~w"il. . What measures were riUcento remedyth~ ,soil cOndition (include type of engineered fill used to s~ilizethe S{)i1)?,,'. The sitewas.excavated to a depth of 2. O-'ft,mi n. to 'undl sturbed tan clays . ApproJl:" J'.O to ~. u~reet of . I : I !.t-ln. ml nusaense-graaea7.~rusnea aggrega-ce was p' aceu on -ene cl ay . . anu l:UfflfJdl,; 1:'"'11_ " ,.- ~~ \". . . ~ Community Services Div, Building Safety CITY OF SPRINGFIELD, OREGON 225 5~ Strect. Springfield. OR 97477 Ph, 726-3759 Job Addres< 3422 Fa 1 con Dr. City Job # COM 2003-00005 ____A oprfnrritprl 4-;0_ [DS rlrri~o Wri~ Dl~pd riround the oerimeter of the excavation prior to placement of the cr.. aggregate and routed to drain to the street. The. footings should be formed on the compacted cr. aggregate ana covereo wltn a m1n1mum OT J!:-lncnes OT Sl tl:y soil. Is the site as prepared adequate,@ inadequate 0 to maintain constant moisture content in the sub grade? Note: Verification of moisture stabilization in the sUb grade is a requirement of the geotechnical report. and must be affirmed before constniction can continue. If inadequate, what measures are needed to provide constant moisture content in the sub grade? . v Is the site as prepared adequate IY inadequate 0 to support the ,,,ut'u,,oo suucture? An affirmative answer is requisite to proceeding with construction. If irnidequate, what additioDal work is needed. to provide adequate foundation support? . ' 4. Did the design p. u::':""ional witness placement and compaction of the engineered fill. or is there a special inspection.. '. ' '.. : forthcoming from a qualified agency? I witnessed Placement 0 Speciallnsplcompaction report 19 compaction test results attached.. . 5. The design professional intends to use the following inethod for installation of perforated perimeter footing drains:, , The design on the attaChed drawmg prOvided by the design professional ...... 0 The method shownon the original consuuction drawings..,...................... 0 The typical 'Foundation Drain' dt8wing attached to peinllt .........~........... 0 Perforated perimeter (Iiains are not required ........,.............................. 0 Comments: The oerimeter footinqdrairil'ias installed as per our recommendations on the.site during excavation. Note: City inspectors will inspect installed drains priOr to cover upon request... Call: 726-3769 to schedUle inspection. " .,.';~; , 2 'l- "- . . ~ Community Services Div, Building Safety CITY OF SPRINGFIELD, OREGON 225 5" Street, Springfield, OR 97477 Ph, 726-3759 Job Addres< 3422 Falcon Dr. City Job # tOM 2003-00005 -"'- Low~point crawl space di-ains are required to prevent the build-up of excess moisture inside the foundations during (and after) constroction. This drain may beinStaIIed after foundation placement onlv With the exnress ~"' " .'ssion of the desiim rirofessional. a. The design professional has determined the following: The crawl space drain is required when the foundation is installed..... 0 The low-point drain can be installed after foundation placement without a significant moisture build-up problem within thefoundation............. 0 (The low;point drain may be installed at the' frami ng . stage of constrUction) post '" _framing, roofing. etc, b. Has the design'professional observed and approved the installation of the required low point drain?...............,.................. Yes, ~Noxx-- if "yes", where is thelow point drain located under the building and where does it.terminate atthis time? (mUst be an approved location, i.e. street gutier, storm sewer, sumppump and discharge line to the street, etc.) , . The design professional must determine whether the approved peImit drawings have adequate foundation steel. 'Isany additional foundation steel required that is not shown on the foundation draWings for the building? " . Yes _ No~. If "yes", describe lUiditio'nal steel required (or provide draWing). The following statement must be signed by the individual doing the observations and providing direction for the eXcavation and site preparation work on the property. 3 ., r . . ~~ Community Services Div, Building Safety CITY OF SPRINGFIELD, OREGON 2255'" Street, Springfield, OR 97477 Ph, 726~3759 Job Addres< , ,4?2 Fa1cop Dr, City Job # COM 2003-00005 - . p'. The undersigned design professional (or luiJ/Wrized employee) aJtests that he/she . ' . observed required moisture stability procedures on this site, and that sw:h procedures were accomplished before any changes occurred in the moisture content of the sub- grade under and around the building (wh,ereexpansive soils were encountered), The undersigned further attests that the sub-grade, as prepared, is adeqiulte to support the building proposed for this sUe. Additional comments: (Note): A copy of this ""r _.1 shall be kept on site with the approved plans at all times. This ."t'v.~ shall be followed by an affidavit, signed and stamped by the design professional under whose auspices this '''l-M. was completed, affirming the information herein, The signed/stamped affidavit together with a copy ofthis."t'v.~ shall be submitted to this office prior to requesting framing inspection for the building. Signatu~' · . > '~...4 .......-. Name Mi("tiile1~t>olqr Titlepresident Compau" K & A Enqineerinq. Inc. Phone 084-9399 ,; LicenseeMirh'I>l ~I>mhn1rlt License #1 q474 expires 12/31/04 The geotechnical report for the Ambleside Meadows - 1st Addition Subdivision recommends immediate moisture stabilization Of exposed expansive sub-grades, and that expansive soils be over-excava1edand replaced with at least 12 inches offill compacted to at leaSt 95% of ASTM D698 for foundation preparation: The report alSo recommends that measures be taken to, prevent water from cOlleCting in or arouild the foundation areas during and after the construction process; and that positiv{l site drainage be provided to reduce the infiltration of surface water into the expansive sOils. .' . The geotechnical report further emphasizes that the finish grade of landscape soil adjacent to the foundation should be at least 24" above the expansive bearing soils, firmly comoacted to reduce the infiltration of water at the surfaCe. The adequacy of fill soil material around the building must be verified to' the satisfaction of the design professional. 4 n ,. o -.- J. . . c Community Services Div, Building Safety CITY OF SPRINGFIELD, OREGON 225 51b Street, Springfield. OR 97477 Ph, 726-3759 lob Addres.< 14?? F.l rnn Or_ City lob # COM 2003-00005 Affidavit For Site Investigation Questionnaire Foundation Sub-Grade Approval for Residential Building Site in Ambleside Meadows - 1 Sl Addition Subdivision The undersigned hereby affirms that the excavation, structural fill and moisture stabilization methods for the building site at the address shown above was observed by me or an authorized employee of my firm and that the following is true: . 1. The foundation sub-grade is capable of supporting a minimum of 1500 psf, and is adequate to support the building proposed for this site. '. 2. The moisture content of the excavation was adequately maintained during the site preparation process and was adequately covered to scibilized moisture content prior to any significant change in moisture content of thesub-grilde. " 3. The , site is adequately graded and drained to prevent the collection of water in the excavated area during construction. . Sign~,,--,-.../~ 4. The accompanying '''t'~.; titled "Site Investigation Questionnaire for Consulting Design ProfessionaIs" containing field observations and instructions made on 1 /15/2003 , '(date) for the building site was completed either by myself or by an employee of my firm under my supervi~ion, To the best of my knowledge, theiIiformatiOli cOiltained in that report is complete and accurate. . ,M fc-h---f (Le.....k,UJ.- Name of Licensed ProfessionaI (print) . 1I!"""'dti)~~ 4~~~~,rr~ . ~~'~6ih!plf'e '~IU \' ~ ..;'" e., ~ ~ 19474 '?=- S ,~'t{). .- 4L ~ ......~.,2Io...-a,1I i,..... ~~. ,~ ~ .....tltBER ,6, fO~ 'fc'{ DENNIS ~~~ ~~- - -~(J? Date I A I I EXPIRES: /J~i jOy... . ,~( r -~'......---,.----,-- ,,-. ~ ,: '0" . . Community Services Div, Building Safely CITY OF SPRINGFIELD, OREGON 2255'" Street, Springfield, OR 97477 Ph, 72~3759 Iob Addres< ~.4?? Fa 1 C(l1) Or, City Iob # COM 2003-00005 . ... The undersigned design professiorud (or authOrized employee) attests that he/she observed required moisture stability procedures on this site, and that sueh procedures were accomplished before any clulnges occurred in the moisture content of the sub. grade under and around the building (where expansive soilS were encountered). The undersigned further attests that the sub-grade, as.prepared, is adeqUate to support tIu! building proposed for this site. . Additional comments: (Note): A copy of this .".. ' .1 slUdI be kept on site With the approved plans at all times. This report shall be followed by an affidavit, signed and s........p...1 by the design professional under whose auspices this '''pun waS completed, affirming the information herein. The signed/stamped affidavit together with a copy of this report shall be submitted to .this office prior to requesting framing inspectionJor the building. " Signa~' . '----.~\~ '~'. Name M;d-i~e1RemDo1c\t' Titlepresident Companv K & A EnQineerinQ. Inc. Phone 684-9399 . ' Licensee M;-,..h::ll Q.' pg,mhn 1 tH- License#lQ474 exprres 12/31/04 The geotechnical report for the Ambleside Meadows - 1st Addition Subdivision reCommends immediate moisture stabillzation of exposed expansive sub-grades, and that . ' expansive soils be over-excavatedand replaced with at least 12 inches offill compacted to at least 95% of ASTM D698 for foundation preparation; The report also recommends that measures be taken to, prevent water from cOlleCting in or around the foundation' areas during and after the constriIction process; and that positivI'; site drainage be provided to' reduce the infiltration of surface water into the expansive soils. . . The geotechnical report further emphasize$ that the fInish grade of landscape soil , adjacent to the foundation should be at least 24" above the expansive bearing soils, firmlv comoacted to reduce the iirliltration of water at the. surface. The adequacy of fill soil material around the building must be verified tome satisfaction of the design professional. 4 r " , In-Place Denslly Inlllal Reading, et 0,0075 0,0076 0,0076 Test No. 1 2 3 Final Reading, ef. Volume, el Welqht, 9 Weight, lb. 0,0258 0,018301 1227,1 2,68 0,0259 0,018301 1170,6 2,56 0,0215 0,01390 1004,9 2,19 ASTM 0698 for 1 1/2,ln, minus Client RW Homes Project: 5,03 . 140,0 pel .' In.Place Density 34~2~eon Dr. Eugene, OR MOisture Content Wet Moist c, Dry Denslly, Sample of: Sample+ Moisture pel Pan, ~ Pii'n,'D. 'Pan, p: Content, % 146,6 100.4 413,9. 393:2 7,1% 139,8 100,11 'z456,5440,O 4,9% 157,7 98,6 408,5 ' 384,7 8,3% Average 6,7% Std, Dev. 1,8% q , K & A Engineering, Inc. ,. Dry Density, pel 136 133 145 % Compaction 1 97% 95%J 103%1 99% 4,3% , , 1 . j j . J . -I