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HomeMy WebLinkAbout1977-03-07 Perc Test Data 1976 Percolation Test, Observation Pits INGALLS ' CROSSING NORTH ANDOVER MASS . TEST AREA 1 Test Pit Observation 12/15/76 20" top and subsoil 3611 bony till 36" gravely till no water TEST AREA 2 Test Pit Observation 12/15/76 Percolation Data 18" top and subsoil Depth 48" 60" bony till Sat. time 15 min. no water Rate excess 30 min/inch TEST AREA 3 Test Pit Observation 12/15/76 Percolation Data 24" top and subsoil Depth 66" '.,.. 24" silty clay Sat. time 15 min. 48" gravel 12" to 9" 10 min. no water 9" to 6" 13 min. TEST AREA 4 i Test Pit Observation 12/15/76 Percolation Data 24" top and subsoil Depth 36" 24" Medium sand Sat . time 15 min. 36" fine sand 12" to 9" 6 Min. 9" to 6" 9 min. TEST AREA 5 Test Pit Observation 12/15/76 Percolation Data 18" top and subsoil Depth 36" 24" sandy till Sat. 15 Min. 42" bony till 12" to 9" 21 min. water 72" 9" to 6" 26 min. 1 TEST AREA 6 Test Pit Observation 12/15/76 Percolation Data 20" top and subsoil Depth 40" 66" bony till Sat. time 15 min. no water Rate excess 30 min/inch TEST AREA 7 Test Pit Observation 12/15/76 Percolation Data 20" top and subsoil Depth 40" 70" bony till Sat. time 15 min. no water 12" to 9" 26 Min. 9" to 6" 37 min. I TEST AREA 8 Test Pit Observation 12/18/76 Percolation Data 18" top and subsoil Depth 36" j 78" sand and gravel Sat. time 15 min. no water 12" to 9" 4 min. 9" to 6" 5 min. TEST AREA 9 Test Pit Observation 12/18/76 Percolation Data 18" top and subsoil Depth 36" 48" bony till Sat. time 15 min. ledge at bottom rate excess 30 min/inch no water TEST AREA 10 E Test Pit Observation 12/18/76 Percolation Data i 18" top and subsoil Depth 36" 66" bony till Sat. time 15 min. no water Rate excess 30 min/inch 'LEST AREA 11 Test Pit Observation 12/18/76 18" top and subsoil 48" bony till ledge at bottom no water 1 TEST AREA 12 Test Pit Observation 12/18/76 Percolation Data 12" Top and subsoil Depth 36" 60" bony till Sat. time 15 min. ledge at bottom rate excess 30 min/inch no water TEST AREA 13 Test Pit Observation 12/18/76 12" top and subsoil 36" bony tall 24" gravely till ledge at bottom no water TEST AREA 14 Test Pit Observation 12/18/76 Percolation Data 18" top and subsoil Depth 36" 72" gravel Sat. time 15 min. water 50" Less than 2 min/inch TEST AREA 15 Test Pit Observation 12/23/76 Percolation Data 18" top and subsoil Depth 48" 70" sand Sat. time 15 min. no water 12" to 9" , 9" to 6" Less than 2 min/inch TEST AREA 16 Test Pit Observation 12/13/76 Percolation Data 12" top and subsoil Depth 36" 72" bony till Sat. time 15 min. no water 12" to 9" 17 min. 9" to 6" 23 min. TEST AREA 17 Test Pit Observation 12/23/76 Percolation Data 12" top and subsoil Depth 36" 60" bony tall Sat. time 15 min. no water 12" to 9" 18 min. 911 to 6" 27 min. TEST AREA 18 Test Pit Observation 12/23/76 20" top and subsoil 60" sand water 24" TEST AREA 19 Test Pit Observation 12/23/76 Percolation Data 12" top and subsoil Depth 36" 72" bony till Sat. time 15 min. no water 12" to 9" 30 min. 9" to 6" 42 min. TEST AREA 20 Test Pit Observation 12/23/76 Percolation Data 12" top and subsoil Depth 36" 70" bony till Sat. time 15 min. no water 12" to 9" 30 min. 9" to 6" 40 min. All field work was observed by the North Andover Health Department . All percolation. tests were conducted in accordance with the regu- lations as set by the Sanitary Code, Title 5 , State of Massachusetts. The results of my finds indicate that the parcel of land is suitable for the subsurface disposal of sewerage. Certain individual lots within the subdivision will require alterations in order to comply with Title 5 of the State of Massachusetts Sanitary Code. Ai k �