APPROVED BLD2023-0592+Architectural_Plan+5.16.2023_7.12.14_AM+3546366ATLAS RESISTANCE PIER INSTALLATION INSTRUCTIONS
Scope of Work:
*Install a total of (22) CHANCE Resistance Piers to lift west side of home. (7) piers will be installed on south wall. (10) piers will be installed on west wall, including chimney. (5) piers will be installed on north wall.
ALL WORK SUBJECT
TO FIELD
INSPECTION FOR
CODE COMPLIANCE
FOUNDATION / UNDERPINNING LAYOUT PLAN
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PLANS MUST BE
ON JOB SITE
DESIGN LOADS OF ATLAS RESISTANCE PIERS
MINIMUM /
MAXIMUM
DESIGN LOAD
ELEMENT
(LBS)
INSTALLATION
PRESSURE
(PSI) Note 1
EAST WALL
10,000
2000
NORTH WALL
10,000
2,000
SOUTH WALL
10,000
2,000
Special inspection reports for
1. Resistance Pier installation
2. Lift bracket installation
Shall be provided to the City Inspector.
City Of Edmonds
Building Department
Work FOUNDATION STABILIZATION
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Address 22831 102ND PL W
Owner LIN
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Approved Date 05/31 /2023
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Building Official Erg Caber
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Permit Number
BLD2023-0592
REVISIONS
DATE - PAGES - CHANGES
REV1
REV2
REV3
REW
REV5
1. LOCATE ALL EXISTING UTILITIES AT THE LOCATION OF PROPOSED PIERS TO DETERMINE IF THERE IS A CONFLICT. EXPOSE THE FOUNDATION AND FOOTING AT
THE PROPOSED PIER LOCATIONS TO A DEPTH OF 6" BELOW THE BOTTOM OF FOOTING. SCHEDULE GEOTECHNICAL SPECIAL INSPECTION FOR THE DAY OF
INSTALLATION.
2. PLACE THE FIRST PIER NO FURTHER THAN 2' FROM THE OUTSIDE CORNER, THE REMAINING PIERS SHOULD BE PLACED AS SHOWN ON THE PROJECT PLANS.
3. AFTER EXPOSING THE FOOTING, CLEAN OFF ALL FOREIGN MATERIAL FROM THE TOP OF THE FOOTING (DIRT, MORTAR, CONCRETE, ETC.) IN THE AREA WHERE THE
PIERS ARE TO BE INSTALLED. USING A ROTARY HAMMER DRILL, DRILL 5/8" HOLES THROUGH THE FOOTING APPROXIMATELY 3/4" AWAY FROM THE WALL. DRILL HOLES
EVERY 2" FOR A TOTAL LENGTH OF 18" ALONG FOUNDATION. AT EACH END OF THE SECTION OF CONCRETE TO BE REMOVED, DRILL 5/81, HOLES EVERY 2" FROM THE
FOUNDATION WALL TO THE OUTSIDE EDGE OF THE FOOTING.
4. AFTER COMPLETION OF DRILLING, BREAK OFF THE SECTION OF CONCRETE TO BE REMOVED.
5. USING A ROTARY OR CHIPPING HAMMER WITH A CHISEL BIT, SMOOTH THE FRONT OF THE FOOTING SO THE BRACKET WILL FIT FLUSH AGAINST THE FOOTING.
MAKE SURE THE FRONT OF THE FOOTING IS FLAT AND NOT TAPERED IN EITHER DIRECTION.
6. REMOVE THE SOIL FROM THE BENEATH THE FOOTING TO A DEPTH OF ABOUT 8" BELOW THE BOTTOM OF FOOTING. THOROUGHLY CLEAN THE FOOTING WHERE
THE BRACKET IS TO BE INSTALLED. VERIFY THAT THE BOTTOM OF THE FOOTING IS LEVEL, BOTH SIDE TO SIDE AND FRONT TO BACK. IF THE BOTTOM OF THE FOOTING
IS NOT LEVEL, IT MUST BE MADE LEVEL AS SHOWN ON THE PROJECT PLANS.
7. PLACE THE BRACKET AT THE DESIRED LOCATION AND SECURE IT IN PLACE. CONNECT THE HYDRAULIC RAM TO THE HYDRAULIC PUMP. A HYDRAULIC PRESSURE
GAUGE SHOULD BE PRESENT BETWEEN THE HYDRAULIC RAM AND THE HYDRAULIC PUMP. ENGAGE THE HYDRAULIC RAM UNTIL THE DRIVE CYLINDER HEAD IS TIGHT
AGAINST THE STARTER TUBE.
8. BEGIN MONITORING FOR FOUNDATION MOVEMENT. IF EXCESS FOUNDATION MOVEMENT IN IS OBSERVED THE ENGINEER MUST BE NOTIFIED IMMEDIATELY.
MAINTAIN A 0 DEGREE ANGLE ON THE HYDRAULIC RAM WHILE ADVANCING THE STARTER TUBE AND THE REMAINDER OF THE PIER TUBES. ADVANCE THE PIER TUBES
TO REFUSAL AT THE LOAD BEARING STRATA, WHICH SHOULD NOT BE LESS THAN 3,000 PSI (24,500 LB AXIAL FORCE), OR TO THE MINIMUM AND MAXIMUM INSTALLATION
PRESSURES SHOWN ON THE PROJECT PLANS SHEETS, AND SHOULD NOT EXCEED 3,600 PSI (29,500 LB AXIAL FORCE). THIS ASSUMES THAT THE PROPRIETARY
HYDRAULIC INSTALLATION RAM IS BEING USED, WHICH HAS AN EFFECTIVE PISTON CROSS -SECTIONAL AREA OF 8.185 SQUARE INCHES. ADVANCE THE REMAINING PIER
TUBES IN THE SAME METHOD AS THE STARTER TUBE. THERE IS A COUPLER ON THE BOTTOM OF EACH PIER TUBE THAT SLIDE INTO THE TOP OF THE PREVIOUS PIER
TUBE. THE CRIBBING UNDER THE CONTINUOUS LIFT BRACKET MUST BE KEPT TIGHT WHILE ADVANCING THE PIER TUBES. ALTERNATIVELY, CONCRETE ANCHORS MAY
BE USED TO SECURE THE CONTINUOUS LIFT BRACKET TO THE FOUNDATION DURING INSTALLATION.
9. RAISE THE FOUNDATION UNTIL IT TOUCHES THE SILL PLATE AND THEN CONTINUE TO DRIVE PIER TUBES UNTIL A LOAD BEARING STRATA IS REACHED. ONCE A
BEARING STRATA IS REACHED, PREPARE THE PIER TUBE SO A TOP CAP PLATE CAN BE PLACED ON THE TUBE TO PREPARE FOR LIFTING. THERE MUST BE A MINIMUM
OF 6" OF PIER TUBE PRESENT ABOVE THE TOP OF THE CONTINUOUS BRACKET.
10. IF MORE THAN ONE HYDRAULIC PUMP IS BEING USED ON A JOB SITE, DO NOT PUSH TWO ADJACENT PIERS AT THE SAME TIME. THIS MAY RESULT IN A FALSE LIFT
WHILE DRIVING THE PIERS TO THE LOAD BEARING STRATA.
11. REMOVE THE HYDRAULIC RAM AND REPEAT STEPS 1 THRU 11 FOR THE REMAINING PIERS.
12. INSTALL THE PIER TOP CAP PLATE AND BOLTS TO THE PIER TUBE AND BRACKET. PLACE THE TOP CAP PLATE ON TOP OF THE TUBE. ONCE THE CORRECT
AMOUNT OF BOLT ABOVE THE TOP NUT IS EXPOSED, RUN THE BOTTOM NUT UP HAND TIGHT AGAINST THE BOTTOM OF THE BRACKET. TIGHTEN THE BOLTS EVENLY SO
THAT THE CAP STAYS LEVEL.
13. AFTER THE STRUCTURE HAS BEEN LIFTED TO THE DESIRED LEVEL, TIGHTEN ALL OF THE NUTS ON THE TOP AND BOTTOM OF THE BRACKET WHICH WILL HOLD THE
FOUNDATION IN PLACE.
14. BACKFILL THE EXCAVATIONS WITH THE EXCAVATED MATERIAL IF IT IS SUITABLE. IN LANDSCAPE AREAS, PLACE THE SOIL IN LOOSE LIFTS NO GREATER THAN 12"
IN THICKNESS. EACH LIFT SHOULD BE COMPACTED TO A FIRM AND UNYIELDING CONDITION. COMPACTION SHOULD BE PERFORMED BY A MANUALLY -OPERATED,
UPRIGHT COMPACTION EQUIPMENT, WHICH IS ALSO KNOWN AS A JUMPING JACK COMPACTOR. IF THE AREA WILL PROVIDE SUPPORT FOR FUTURE PAVEMENTS OR
SLABS, A GEOTECHNICAL ENGINEER SHOULD PROVIDE SPECIFIC RECOMMENDATIONS.
15. IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO FOLLOW ALL LOCAL, STATE AND FEDERAL LAWS AND REGULATIONS WITH REGARD TO SAFE EXCAVATIONS
AND EQUIPMENT OPERATION.
PROJECT
NORTH
EXISTING FOUNDATION WALL WITH
PROTRUDING PORTION OF FOOTING
TRIMMED FLUSH TO THE FOUNDATION WALL
UNDERPINNING BRACKET. PROVIDE CLEA
CONCRETE SURFACES AT CONTACT LOCATIO
RESISTANCE PIER BRACKET FOR FLUSH FIT. F
PACK MORTAR AS NEEDED BETWEEN B
BOTTOM
FOUNDATION STEM WALL
WILLIAMS FORM ENGINEER
CORPORATION 7/8" 0
THREADED STEEL ROD,
GRADE 60 WITH WILLIAMS
R53 HEAVY DUTY HEX NUTS
SIMPSON STRONG TIE TITEN HID 17 ' x 4"
CONCRETE ANCHORS AS NECESSARY
FOR BRACKET INSTALLATION, NOT
REQUIRED FOR LOAD TRANSFER
ALL VOIDS SURROUNDING INSTALLED
ATLAS RESISTANCE PIER BRACKET AND
ATLAS RESISTANCE PIER AND ADJACENT
EXCAVATION TO BE FILLED WITH NEAT
CEMENT GROUT OR CDF FOLLOWING
RE -LEVELLING. NEAT CEMENT GROUT
SHALL BE PROPORTIONED AS 5 GALLONS
OF POTABLE WATER TO 94 POUNDS OF
TYPE II PORTLAND CEMENT TO PROVIDE A
MINIMUM 28 DAY COMPRESSIVE
STRENGTH (F'C) OF 500 PSI.
C
FOUNDATION FOOTING
16"x8"x1/2" BRACKET MOUNTING PLATE
FOUNDATION FOOTING TRIMMED FLUSH TO
FOUNDATION STEM WALL TO ACCOMMODATE
UNDERPINNING BRACKET
3/4" FRONT REACTION BRACE
TOP PIER SLEEVE
18" TALL x 5/8" VERTICAL STABILIZER PLATE
ATLAS RESISTANCE` ATLAS RESISTANCE PIER (AP-RS3500.165)
CONNTINUOUS LIFT BRACKET
(AP-CL-UF-3500.165) 3.5" OUTSIDE DIAMETER, 0.165" WALL THICKNESS,
42" LONG, ASTM 513 STEEL TUBE, 50 KSI, WITH
INTEGRAL 6" LONG SLIP -JOINT CONNECTOR, ICC-ES
LEGACY REPORT NER-579.
LEAD ATLAS RESISTANCE
TUBE WITH FRICTION
REDUCTION COLLAR
ATLAS RESISTANCE PIER ® CONTINUOUS LIFT PER SYSTEM
ULTIMATE CAPACITY = 61,000 POUNDS, MAX WORKING CAPACITY = 30,500 POUNDS
TYPICAL UNDERPINNING DETAIL (CONTINUOUS LIFT BRACKET'
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CRAIG VERNON ENGINEERING
2314 263RD ST CT E
SPANAWAY, WA (253)262-8573
CRAIGAVERNON@OUTLOOK.COM
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"'ONAL
EXPIRES JULY 18, 2024
DATE: 4/6/23
RECEIVED
May 16 2023
CITY OF EDMONDS
DEPARTMENT
UNDERPINNING
LAYOUT PLAN,
DETAILS AND
INSTALLATION
NOTES
SHEET NO:
Scale 1-1/2" = V-0"