2601 OAKES AVE 2023 Plans 2025-07-14

NCFI GEOTECHNICAL - TERRATHANE 24-010 POLYURETHANE FOAM TERRATHANE GEOTECHNICAL - 24-010 INSTALLATION SEQUENCE POLYURETHANE FOAM TABLES (CONT.) soF skl C THE FOLLOWING INSTALLATION STEPS PROVIDE A BROAD OVERVIEW OF TERRATHANE s 6e GEOTECHNICAL 24-010 POLYURETHANE FOAM INJECTION BENEATH A CONCRETE SLAB OR REACTIVITY AT 11 O°F �� I �,ry xa PAVEMENT. INTERMEDIATE STEPS, INSTALLATION EQUIPMENT AND TOOLS USED, AND ,. .. �/�', CONSIDERATIONS FOR UNUSUAL CONDITIONS OR APPLICATIONS ARE NOT ADDRESSED. 5FAoesig,Group,mc CREAM TIME (SEC) 1 .. 4074� PoN dORIScaUIe,WA P.(SI3)S.18111....WV.. ES D AT C STEP 1: ACCESS/APPLICATIONN TH LAB. ING GENERAL, THEE HOLES ERE SPA ED 5TRFEET IAPARTLOCATIONS GEL TIME (SEC) 7 0 S oNAL G 3 FEET FROM THE EDGES OF THE SLAB. LOCATIONS AND SPACING ARE TACK FREE TIME (SEC) 12 OFTEN MODIFIED IN THE FIELD TO ACHIEVE THE DESIRED RESULT. EXPIRES: 12/24/24 RISE TIME (SEC) 17 0 0 STEP 2: INJECTION PORTS ARE PLACED TO SEAL THE HOLES. z a STEP 3: TERRATHANE GEOTECHNICAL 24-010 POLYURETHANE FOAM IS INJECTED TO FILL PROCCESSING PARAMETERS D VOIDS AND ALLOW FOR LIFTING. LIFT MAY BE MONITORED WITH SURVEY ISO TEMPERATURE 100'-140'F EQUIPMENT OR STRING LINES. < 0 9 STEP 4: THE INJECTION PORTS ARE REMOVED AND THE HOLES ARE PATCHED WITH POLY TEMPERATURE 110'-140'F U. IL MORTAR MIX, NEXUSPRO SILICONE JOINT SEALANT, OR EPDXY SEALANT. MIXING PRESSURE (STATIC) 1000 PSI CC 06 W N TERRATHANE GEOTECHNICAL 24-010 POLYURETHANE FOAMS ARE MOST OFTEN USED BENEATH MIXING PRESSURE (DYNAMIC) 800 PSI z Z Q rn EXTERIOR CONCRETE SIDEWALK AND PAVEMENT SECTIONS FOR STABILIZATION OR RELEVELING, Q Z cn a BUT ARE ALSO UTILIZED FOR INTERIOR WORK AND OTHER SPECIALTY APPLICATIONS. I—MIX RATIO Z TERRATHANE GEOTECHNICAL 24-010 POLYURETHANE FOAM IS OFTEN CONSIDERED AS AN ALTERNATIVE TO MUDJACKING OR REMOVAL AND REPLACEMENT. SETTLEMENT OF RESIDENTIAL BY WEIGHT 100 PARTS POLY: 116 PARTS ISO 0 w O w SLABS IS TYPICALLY THE RESULT OF CONSOLIDATION OF POORLY COMPACTED FILL SOILS AROUND FOUNDATIONS AND WITHIN UTILITY TRENCHES, SOFTENING OF WEAK NATIVE SOILS BY VOLUME 100 PARTS POLY: 100 PARTS ISO z Z 3 w AND FILL DUE TO INCREASES IN MOISTURE CONTENT, AND EROSION OR WASHOUT = c� W CONDITIONS RESULTING FROM POOR DRAINAGE. CRACKED SLABS, FAULTING BETWEEN SLAB NOTE: INSTALL PER MFR RECOMMENDATIONS W SECTIONS, AND/OR OTHER OBVIOUS DOWNWARD VERTICAL MOVEMENT ARE TYPICALLY THE Z FIRST OBSERVABLE SYMPTOMS OF SETTLEMENT FROM THE SURFACE, THOUGH VOIDS MAY PHYSICAL PROPERTIES ALSO BE PRESENT BELOW AS RIGID SLABS CAN SPAN BETWEEN SUPPORT POINTS. WHEN w w W a VOIDS ARE PRESENT, USING INERT, HYDROPHOBIC TERRATHANE GEOTECHNICAL 24-010 PHYSICAL PROPERTIES TEST METHOD FREE RISE RESTRAINED POLYURETHANE FOAM ALLOWS FOR UNDERSEALING OF THE REGION, PREVENTING ANY W FURTHER WASHOUT AND ACTING TO AGAIN PROVIDE UNIFORM SUPPORT TO THE BRIDGED DENSITY ASTM D1622 2.8 PCF 3.9 PCF CC CONCRETE. WHEN SLABS HAVE SETTLED, WITH OR WITHOUT THE PRESENCE OF VOIDS, FOAM COMPRESSIVE STRENGTH ASTM D1621 25.7 PSI 60.5 PSI Q Q CAN BE INJECTED TO CREATE LIFT WITHOUT ADDING SIGNIFICANT WEIGHT TO THE UNDERLYING 2 SOIL. COMPRESSIVE MODULUS ASTM D1621 695 PSI 1714 PSI 0 TERRATHANE GEOTECHNICAL 24-010 POLYURETHANE FOAM IS INSTALLED WITH CUSTOM-BUILT TENSILE STRENGTH ASTM D1623 64.5 PSI 78 PSI INSTALLATION RIGS AVAILABLE AS TRUCK-MOUNTED OR TRAILER UNITS. THE BASIC COMPONENTS OF THE SYSTEM INCLUDE MATERIAL STORAGE TANKS, A GENERATOR, AN AIR TENSILE MODULUS ASTM D1623 96 PSI GENERAL NOTES COMPRESSOR, PUMPS, A PROPORTIONER, AND APPLICATOR(S)/ GUN(S). THE PROPORTIONER WATER ABSORBTION ASTM D2842 < 0.08 Ib�� < 0.08 Ib� INCLUDES A MATERIAL HEATER, PRESSURE REGULATOR, STROKE COUNTER, AND INSULATED e AND HEATED HOSES. THIS ENSURES THAT THE TWO PARTS ARE DELIVERED TO THE REVISIONS CLOSED CELL CONTENT > 90% > 90% APPLICATOR AT A CONSISTENT PRESSURE AND TEMPERATURE. TERRATHANE GEOTECHNICAL - 24-010 POLYURETHANE FOAM TABLES MAX SERVICE TEMP 180'F 180•F ELONGATION ASTM D1623 7.0% COMPONENT PROPERTIES SHEAR STRENGTH ASTM C273 38.7 PSI PROJECT NO: COMPONENT B-24-010 A2-000 MFR22-280 SHEAR MODULUS ASTM C273 486 PSI DESIGNED BY: BROOKFIELD VISCOSITY AT 72'F 600 CPS AT 72'F 200 CPS AT 72'F FLEXURAL STRENGTH ASTM D790 57.8 PSI BE DRAWN BY: BE SPECIFIC GRAVITY 1.08 1.24 FLEXURAL MODULUS ASTM D790 1279 PSI CHECKED BY: JLD,CVR WEIGHT PER GAL 8.9 LBS 10.3 LBS DATE: 02.24.2023 APPEARANCE CLEAR AMBER LIQUID CLEAR BROWN LIQUID CITYSHEET NO: STORAGE TEMPERATURE 60'-90'F 60'-90'F OFEVERETT REVIEWED FOR PERMIT S 1 .2