5900 36TH AVE W 2025-01-06 - Laserfiche WebLink

DESIGN NOTES: Fence Post(By Others) Reference: AESI,Updated Geotechnical Report,Dated March 31,2000 O. Rubber tired equipment may pass over the geogrid reinforcement at slow speeds Embedded in Sleeve,Chain Link 1 Min.Clearance Each Side P P " Packland Site Plan,Sept.1,2015 less than 5 mph.Sudden braking and sharp turning shall be avoided. * Fence of Post NOTE:Strength of geogrid layers based The following design assumptions were used: on Geogrid schedule,per Total wall or Guardrail f/) Internal angle of friction for reinforced soil=32 degrees(design only-see Material P. At the end of each day of operation,the contractor shall slope the last lift of Height,Hi As Required Note"F") reinforced backfill away from the wall units to direct runoff away from the wall face. Unit weight of reinforced soil=125 pcf The contractor shall not allow surface runoff from adajcent areas to enter the wall O 0 Maximum wall height=53.33 feet(Single),44 feet(Tiered) constructjion site. - Batter of wall=1 H:10V III W Surcharge=250 psf Surcharge and 2H:1 V Slope. C Hz 2'-6" III (� Q TECHNICAL SPECIFICATIONS FOR MECHANICALLY STABILIZED LOCK&LOAD Wall Min. Geogrid LLaay'-r4 = Z aaa0aa0aa0aa0ag0a Height 1 RETAINING GENERAL: WALLS NOTE: Geotechnical Inspections Shall be Retained Geogrid Reinforcement* Soils A. The work involves the supply and installation of soil reinforced retaining walls.The Required per IBC Ta b I e 1705.6 Upper Tier Lenght:Lz=Li-S Q � W Concrete Panels and Counterforts will consist of Lock&Load Stone.Counterfort and Geogrid are the types of soil reinforcement.The work will include,but is not limited 16"(min.) ::;::a.. Geogrid Layer 3 - to: rrrr� ��. III - Z A-1 excavation to the grades shown on the civil drawings Hi Setback:S=10'-0" - co A-2 supply and installation of geogrid reinforcement Wall Lower Tier(Typ.) PP Y 9 9 Varies III d A-3 supply and installation of drainage fill and piping III Height Setbacks(°e PP Y 9 P P 9 Plant Zone A-4 supply and installation of segmental Lock&Load Stones Ji o (See Landscape N A-5 supply and installation of retained and reinforced soil fill GEOGRID SCHEDULEnl Plans W ) �4"Perforated Drainpipe > B. The walls shall be installed on undisturbed Native Soils or Structural Fill,as Wall Geogrid -1 ` 0 U LU appropriate. Hei ht Len th Layers di Geogrid Layer 2 Retained J Q 9 9 * 0»:��v��v��v��v�� Soils (H1 ft.) (L1 ft.) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 mRootBarrierRoduct a/ MATERIALS to Line Plant Zone M 5.33 5.00 A A 2.67 Geogrid Reinforcement* (BioBarrier or Equivalent Drainage Blanket LY 76'-0" 2'0" Lower Tier Length:Li(See Geogrid Product) As Necessa V A. Concrete Panels and Counterforts are locked together to form a"Stone".The r� (yv) ( Necessary per 0 retaining walls have been designed on the basis of Lock&Load Retaining Wall 6.67 6.00 A A * Schedule per Total Wall Height,H,) Geotechnical Engineer) "Stones".Stones are to be purchased from a licensed Lock&Load manufacturer. 24"mm) Finish Grade _ Geogrid Layer 1 _ The Lock&Load trademark on each pallet identifies Lock&Load products. 8.00 7.00 A A A at wan -11B min.)) aeaaeeeeeoeeoeeoeeoe oee ee ee ee...... e�ee�ee� -- in.) B. Information on the purchase of Lock&Load products can be obtained through: 9.33 8.00 A A A 2 18"of Well Reinforced Compacted J' Lock&Load RetainingWalls Ltd. 10.67 9.00 A A A A 3/a"dean Soil Crushed Rock Tel. 604 732-9990 ( ) B A A A 12.00 - IF Website:www.lock-load.com 10.00 -1II-III III _ 4"Perforated Drainpipe C. Geogrid-See Geogrid Schedule. 13.33 11.00 B A A A A 2"-4"crushed Rock III - NOT Geotechnical Engineer shall Leveling Course III- - evaluate the need for Supplement D. Face Gravel-3/4"clean crushed rock.Substitution with comparable material is 14.67 12.00 B A A A A Drainage behind the Reinforcement acceptable,upon approval of the Geotechnical Engineer. * zone during construction. 16.00 14.00 C B A A A A - - - - - - - - - - - - - - NOTE:Wall Toe cover shall be 24"(min.) E. Reinforced and Retained Backfill-Suitable granular native material approved by the for Sloping Condition in Front of Wall Geotechnical Engineer. 17.33 16.00 C B A A A A F. Leveling Pad-The Leveling Pad shall consist of angular,crushed aggregate of 18.67 17.00 C B A A A A A TIERED WALL SECTION • maximum size of 3/4 inch.The Leveling Pad Fill may be single size or may be well graded containing a maximum of 5%passing the #200 sieve. 20.00 18.00 C B B A A A A NOT-TO-SCALE EXECUTION 21.33 19.00 C C B B A A A A A. Contractor shall excavate to the lines and grades shown on the construction drawings. 22.67 20.00 C C B B A A A A „ The Geotechnical Engineer should observe the excavation prior to the placement of the leveling material or fill soils. 24.00 21.00 C C B B B A A A A B. Over-excavation of deleterious soils or rock shall be replaced with material meeting 25.33 22.00 C C C B B A A A A 2H:1 V Slope (or Flatter) the specifications described in the section"Material F"above,and compacted to 95 ofASTM D-1557-91(Modified Proctor)within 2%of the optimum moisture content 26.67 23.00 D C C B B B A A A A Fence Post(By others) Is Of the soil. Embedded in Sleeve, 1"Min.Clearance Each Side 28.00 24.00 D C C C B B A A A A 6'_0„ of Post C. The first course of concrete Lock&Load Stones shall be placed on the Leveling Pad I I I I Max. Chain Link and the alignment and level checked. 29.33 25.00 D C C C B B B A A A A Fence or Guardrail D. Stones shall be placed with the top of the panel level and parallel to the wall face. 30.67 27.00 D C C C C B B A A A A As Required The Counterfort Base installs horizontal and perpendicular to the face of the retaining wall. 32.00 28.00 D C C C C B B B A A A A E. Geogrid shall be oriented with the highest strength axis perpendicular to the wall 33.33 29.00 D C C C C C B B A A A A NOTE:Engineer may Require 9 9 9 P rP Additional Bury of Wall Toe Based alignment. 2-6 34.67 30.00 D C C C C C B B B A A A A Min. sssssssss� ssigssiassri(st'. Actual Encountered Condition ) on During Keyway Construction. F. Geogrid reinforcement shall be placed at the levels and to the lengths shown on the drawings beginning at the back of the Lock&Load Panels. 36.00 32.00 D D C C C C C C B A A A A s ss s� Retained Geogrid Reinforcement soils G. The geogrid shall be laid horizontally in the direction perpendicular to the face of the 37.33 33.00 E D C C C C C C B A A A A A (See Geogrid Schedule) retaining wall.The geogrid shall be pulled taut,free of wrinkles and anchored prior to backfill placement on the geogrid. 38.67 34.00 E D D C C C C C B B A A A A 1 Geogrid Layer 3 Hi - H. The geogrid reinforcement shall be continuous throughout their embedment lengths. 40.00 35.00 E D D D C C C C B B A A A A A Wall Height Spliced connection between shorter pieces of geogrid is not permitted. Reinforced - 41.33 36.00 E D D D C C C C C B B A A A A o 18"of Well soil III NOTE:Lower Grids may be truncated to I. The drainage pipe discharge points shall be connected to approved discharge. Compacted - 10'(min.)lengths based on characteristics 42.67 37.00 E D D D C C C C C B B A A A A A - - - - Clean Crushed Rock and stability of cut per Geotechnical �1 Engineer approval at time of construction. J. Reinforced and Retained Backfill shall be placed,spread and compacted in such a rid,•:::. Geo� Laer e manner that minimizes the development of slack in the geogrid. 44.00 38.00 E D D D D C C C C C B B A A A A m :d%;e�ae�o��G� �� Retained `o Soils K. Reinforced and Retained Backfill shall be placed and compacted in lifts not to 45.33 39.00 E D D D D C C C C C B B A A A A A u exceed 8 inches where hand compaction equipment is used and not more than 12 inches 2.67' Reinforced where heavy compaction equipment is used.FIRST-compact over tail of Counterfort 46.67 40.00 E D D D D D C C C C C B B A A A A ( ') Soil R then awayfrom the retaining wall structure.Hand operated compaction equipment * ;i�,.• Drainage Blanket \ 9 P PFinish Grade 24" min.) As Necessary er (700 lbs.to 1,000 lbs.)Vibratory Plate shall be used to compact face gravel at wall face. 48.00 41.00 E D D D D D D C C C C B B A A A A A at wall Face Geo rid Layer:#. - ( ry p L. Reinforced and Retained Backfill shall be compacted to 95%of the maximum density 49.33 42.00 E E D D D D D C C C C C B B A A A A - -fs min.) i' - Geotechnical Engineer) 0 0 as determined by ASTM D-1557-91(Modified Proctor)or equivalent.The moisture - NOTE:Geotechnical Engineer shall content of the backfill material prior to and during compaction shall be uniformly 50.67 43.00 E E D D D D D C C C C C B B A A A A A 2 evaluate the need for Supplement distributed throughout each layer and shall be within 2 percentage points of the 1�� _ Drainage behind the Reinforcement optimum moisture content. 52.00 44.00 E E E D D D D D C C C C C B B A A A A ::,"..:; ' zone during Construction. c M. Hand-operated equipment(700Ids.to 1,000Ids.Vibratory Plate)shall be used within 53.33 45.00 E E E D D D D D C C C C C B B A A A A A =•' a Perforated Drainpipe c III III III=III 26 inches of the front face of the concrete facing. 2"-a"crushed Rock *NOTE:Wall Toe cover shall be 24"(min.) � Leveling Course III- - for Sloping Condition in Front of Wall N. Tracked construction equipment shall not be operated directly upon the geogrid reinforcement.A minimum fill thickness of 6 inches is required prior to operation of GEOGRID: A= Miragrid5XT TYPICAL SINGLE WALL SECTION m tracked vehicles over the geogrid. B = Miragrid 7XT OtJO A. Co C = Miragrid 10XT pF WAS C D = Miragrid 20XT NOT-TO-SCALE Q 6 !9 d o tj E = Miragrid 22XT y 1P Sheet No. /rr 018 /� '�'CISTE0 �� /V Fss/ONAIENG 06/27/2022