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HomeMy WebLinkAboutB4-30 FOUND.PDF05/18/04 TUE 08:06 FAX 8283246770 FROEHLING & ROBERTSON 10001 SINCE FROEHLING & RO BERTsbN, In. GEOTECIVICAL, * ENVIRONMENTAL , MATERIALS ENGINEERS - LABORATORIES 'OVER CAN HUNDRED YEARS OF SERVICE' 910 Tate Rotgovard, SE, Suite 101, Hidwy, NC 28602 Alt coat @@ PHONE: 828-324-40SItFAX- 828-324-W70 EACSIVLE TRANSMISSION TO: COMPANY: TEL. LM: FAXLINE: FROM: NUM ER OF PkGFS: (INCLUDINGi COVER LEITER) DATE OF TRANSMISSION: Ilk" COPY TO FOLLOW: fff YES VLk, NO R)RAARKS: E] II cat 0 For your rr,-view OReptyASAII []Please Commeat art- 7%A - cceA,xt , WNFrD2rrIALrTY NOTE -- no doeom*nts 4MQMP=Yia9 dt6 CK U24UMi'mi0A May Matain inf=aWn tMM FMdsting &' o, Wws is comfi&n4al *ad ptivileged- ne ilbc=612n is sAcuded for the u5c or am iudi'idoai or entity to whom it is dkedo& If Yw zm oat the intwd-4 ttoipknt, be owl(c dw ally t4tPhooc immcdEatcly, so dt3c we = grrm,-r, for 6: rvoitv-21 oftlic transrmacd documtnm tAEFADQUARTFRS: 3016 DUMaARTON RoAp. sox z753A , 2346j-TS24 T"N"e (0,04) K4-7701 - F&)x (OC4 } 2171-1202 A-$��-VKLF- NC , RALTvaXR9. hio . a,,�,-LoTrF- NC - VA CP,OZL-T, VA - FkYr7E-AtL(m, r4C - FPZUCRiCK3E%VrQ, Vk GT%EENV%.LE, SC - KOMKYMC - KAL610H, NC - ROANK7CP, Y&, STEM RV7VA 05/'18/04 TUE 08:07 FAX 8283246770 FROEHLING & ROBERTSON SINCE t FROEHLING III ROBERTSONY INC. AL P MATERIALS GEOTECHNICAL * ENVIRONMENT ENGINEERS # LABORATORIES ,OVER OmE HUNDRED YWS OF SERVICE" 9110 TATE BOULEVARD, SE/SUITE 101/1-11110KORY, NC 28601 Iasi TELFPHONE. 828-324-4081/FAX: 828-324-6770 EMAIL ADDRESS: VJWW.FANDWCOM Client: Mr, Eric Jordan Moss -Marlow Building Co., Inc, P.O. Box 2423 Hickory, NQ 28603-2423 Project: Jem-Clean, Inc, Hickory, NC F&R project Number E77-144T Date: 05117/04 The F&R technician arrived on -site as requested by Mr. Keith Moretz of Moretz & Sipe to re- evaluate the foundation subgrade at pier locations A-1, Hand probing of the sidewalls of the excavations at an angle revealed firm soil conditions, suggesting that the soft surface soils encountered on May 14, 2004 may have been a result of over -excavation and replacing the soils without compaction - Hand probing of the excavated footings listed above revealed firm soil conditions after the subgrade was compacted with a hand tamper, as recommended. The F&R technician performed six Dynamic Cone Penetrometer (DCP) tests, After discussing the test results with Mr. Michael Sloan of F&R, Mr. Sloan indicated that based on the results of the DCP testing and the In -place density test results, the foundations are suitable for support of foundations designed for 2,000 pounds per square foot soil bearing capacity, Mr, Hymel was informed of the test results and requested that the reports be foxed to his office as soon as possible, so that he may place concrete tomorrow. oo be ex«osed to rain Qrior to concrete placement, F&R recommends that the subgrade be re-evaluated. GRANCKIES: ASHEVILLE, NC - BALTIMORE, ME) - CHARLOTTE- NC - CHFSAFEAKE, VA CROZ9T, VA ® FAYETTEVILLF. NO - FREDFIRICKSBURG, VA - GRPENVILLE, SC HICKORY, NC - RALEIGH, NC - ROANOKE, VA - ST'cPWNG, VA 05/18/04 TUE 08:08 FAX 8283246770 FROEHLING & ROBERTSON N= S. NCE (90 ,eel FOUNDATION BEARING GRADE REPORT Project: fern -Cleats} Inc. Permit No: N/A Client: Moss -Marlow Building Co., Inc. Date (on -site). 511712004 (Pg. 1) F&R Representative: Robert George Project No.: Eli-144T DYNAMIC CONE PENETRATION TESTS (AS TM S ecial Technical Publication No. 399) OLN 01 7 10 8 Fill -Red -Brown micaceous silty Sand I Pier Footing A-3 01 8 9 A Fill -Red -Brown Micaceous silty Sand 2 Pier Footing C- I 01 7 9 8 Fill-Red-Srosen micaceous Silty Sand 3 Pier Footing R-1 01 7 11 9 Fill -Red -Brown Micaceous Silty Sand 4 Pier FoonngA-1 011 9 11 10 Fill -Red -Brown Mit,,aceous silty Sand 5 Pier Footing A-2 Dcp1h Below Footing Btanna Gradc 4ole: N, is the average of the second and third DCF readings Any opinions or recommendations should be bastdon the ftcld observations as do and the tests performed. All bearing grades should be free of soft, loose, wet, organic, caved -in soils or otherwisc deleterious materials and conditions immediately prior to the placement of concrete. Exterior foundations should be embedded at least 12-inches below the final exterior grades. Exterior gratics, should be sloped to direct surface runoff away from structure. 05/18,'04 TUE 08:08 FAX 8283246770 FROEHLING & ROBERTSON 10007 51 N 0 6 FOUNDATION BEARING GRADE REPORT Project: lem-Clean, Inc. Permit No: N/A Client, Moss -Marlow Building Co., Inc. Date (on -site); 5/17/2004 (Pq. 2) F&R Representative: Robert George Project No.: E77-144T Dy-INAmIC CONE PENETRATION TESTS (ASTIR S ccial Technical Publication No. 399 i 6 10 8 Fill -fled -Brown Micaceous Silty Sand 6 Pier Footing C-3 DcpLh Below Footing Brazing Grade Now N, is the average of the second and third DCF readings Any opinions or recommendations should be based on the field observations made and the tests performed. All bearing &Tades should be free of soft, loose, wet, organic, caved -in soils or otherwise deleterious materials and conditions immediately prior to the placement of concrete. Lxrerior foundations should be embedded at ]cast 12-inches below the final exterior grades. Exterior grades should be sloped to direct surface runoff away from structure. 05/18�04 TIDE 08:06 FAX 8283246770 FROEHLING & ROBERTSON 10002 siNCE FROEHLING & ROBERTSON, INC. GEOTECHNICAL * ENVIRONMENTAL 0 MATERIALS ENGINEERS $ LABORATORIES "OVER ONE HUNDRED YEARS OF SE)WICE" 910 TATE BOULEVARD, SEISUITE 1011HICKORY, NC 29601 Iasi TELEPHONE: 828-324-40811FAX: $28-324-6770 EMAIL ADDRESS: WWWFANDRCOM Client: Mr. Eric Jordan Moss -Marlow Building Co., Inc. P.0, Box 2423 Hickory, NC 28603-2423 Project: Jern-Clean, Inc. Hickory, BIG F&R Project Number E77-144T Date: 06/14/04 pe 0701 moajp&i��Itgd bx Mr. Steve H�,,mel of Moss -Marlow to rf A a subgrade evaluation of the pier footings exca�ated around the building perimeter, Hand probing revealed firm soils at some pier locations, and soft soil conditions at others. MT. Hymel stated that the building inspector was concerned that the subgrade at some locations did not meet 2,000 pounds per square foot (psf) bearing capacity as required. F&R had previously conducted 'spot check' in -place density testing on the fill placed to develop the small building pad. Ten Dynamic Cone Penetrometer (DCP) tests were conducted; one at each pier location. The results indicated that 2,000 psf soil bearing capacity had been achieved at only 4 of the 10 test locations, Mr. Hymel was notified of the test results on site, After discussing the results with Mr, Michael Sloan of F&R, M. Sloan recommended that the subgrade at the failing test locations be either compacted with a hand tamp, or over -excavated about 6 inches to achieve 2,000 psf bearing capacity, No action was taken to correct the low bearing foundation subgrade on this date due to the late time of day -1 �+ __ �wpp�tooerformretestinqof SRANCKkS� ASHFVILLE, NC - 5ALITIMORt, 'AD - CHARLOT E, NO ° '.HSAP6AKE, VA CROZET, VA ® FAYETTP11LLE, NO - FREDSRICKSSURGVA - GR4�Nvl(_�Z, SC mICKORY. NO - RALcIGH, NO , ROANOKF, VA 4 ST6RLING, VA 05,,18,,04 TITE 08:06 FAX 8283246770 FROEHLING & ROBERTSON N= a I N G I FOUNDATION BEARING GRADE REPORT Project, Jern-Clcan, Inc, Permit No: N/A Client: Moss -Marlow Building Co., Inc. Date (on -site): 5/1412004 (Pg. 1) F&R Representative; R. George, K. Richardson Project No.; E77-144T DYNAMIC CONE PENETRAT101's I E3 1, 'ASTN1 Special Technical Publication No. 399) 01 4 7--F 5 Fill -Red -Brown Micaceous Silty Sand .11 8 10 9 Fill -Fled -Brown Micaceous Silty Sand_ Pier Footing C-1 3, x3' x 20" Deep 01 2 1 1 Fill -Red -Brown micaceous Silty Sand -V 6 11 g Fill -Red -Brown Micaceous Silty Sand Pier Footing B- I 2 Yx Yx 20" Deep 01 1 3 2 Fill -Red -Brown Micaceous Silty Sand 6 11 8 Fill -Red -Brown Micaceous Silty Sand 3 Pier Footing A- I Tx Tx 20" Dtop 01 9 f fited J1 Fill -Red -Brown Micaceous Silty Sand 0 - 1, 9 10 9 Fill -Red -Brown micaceous Silty Sand coo Pier Footing A-4 4 Tx 3'x 20" Deep 0 ol 4 6 5 Fill -Red -Brown Micaceous Silty Sand 10 12 11 7 7 Fill -Red -Brown Micaceous Silty Sand Pier Footing A-2T Pier 5 7� Yx 3'x 20" Deep p _JJ Depth Below Foadag Bearing Gndt Note- N, is the avcrage of the secrind and third L)CP rcadingi Any opinions or recommcndations should be bused on the fic-ld observations made and the tests perfonned. All bearing grades should be free of soft, loose, wet, organic, caved -in soils or otherwise delcterious materials and conditions immediately prier to o 0 the placement of concrete- Exterior foundations should be embedded at least 12-inches below the final extorter grades. Exterior grades should bu sloped to direct surface runoff away from strucrare. 05,,18,,04 THE 08:07 FAX 8283246770 FROEHLING & ROBERTSON 10004 1889 FOUNDATION BEARING GRADE REPORT Project: Jerre -Clean, Inc. Permit No: NIA Client: Moss -Marlow l3ujlcfingCo,, Inc. Date (on -site); 5114r2OO4 (Pg. 2) F&R Representative, R. George, K, Richard -eon Project No.: E77-144T L)YNAMC CONE PF ,NETRATION TESTS ASTM Special Technical Publication No. 399) 01 5 9 7 Fill -Red -Brown Micaceous Silty Sand .11 11 tQ 10 Fill -Red -Brown Macaws silty Sand Pier Footing C-2 6 Tx Yx 20" Deep 0' 3 5 4 Fill -Red -Brown Micaceous Silty Sand -11 10 10 io Fill -Red -Brown Micaceous Silty Sand 7 Pier Footing C-3 Yx Yx 20" Deep 01 8 9 8 Fill- Red -Brown lyficaceous Silky Sand -1, 10 12 11 Fill-Red-Srown Micaceous Silty Sand Pier Footing C-4 Tx Yx 20" Deep 01 8 9 S Fill -Red -Brown Mjcaceous Silty Sand �ceous -Silty San 41 10 14 12 Fill -Red -Brown Micaceasus Silty Sand 9 Pier Footing B-4 tier Footing ngCiz�sp Yx 20)" Deep Y 4 6 5 Fill -Red -Brown m1ca(c;eous silty Sand o 13 12 Fill -Red -Brown Micaceaus Silty Sand t to 11 E3row 'eaus Silty Sand 10 Pier Footing A-3 To, Yx 20" Deep Depth BeIrrN Footing hearing Crade Notc: N, is the average of the second and third DCP reading Any opinions or recommendations should be based on the field observations made and the tests perfbrmt:d. All bearing gr sides should be free of soft, louse, wet, organic, cavcd -in soils or otherwise deleterious matcrials and conditions minicrihaely prior to the placcinent of concrete- Exterior foundations should be embedded at least 12-inches below the final exterior grades, Fxtcrior, grades should be sloped to direct surface runoff away from structure,