20210209_Blast Record

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company: Tri-County Paving Date: 2/9/2021
Municipality/
County West Jefferson NC operation: Quarry Shot No. NA
Type Shot: Production Material: Granite Time of Blast 12:33 PM
Weather: Cloudy #of Mats used N/A
Temp: 35 Type of Mats N/A
wind/Velocity 0-5 NE Stemming Type Crushed Stone
No of Holes Blasting Circuit Data ,------_,_-3.5 Hole Diameter A 3.50 Type Delays orica 0
Hole Diameter B 0.00 _,_,_,_No_of Delays,_,_,___,_ _ z ,"_,_-_,_-4
Wet Hole Dia A 0.00 Delays Used _,_,___- zs's and az=:_._._---4
Wet Hole Dla B 0.00 Type Circuit_—_-----�—' nonel
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18' Depth Range 'No.of Series/Timer Circuits
— 1 I—I—I—I—I—I�
1,854 Total drill feet 0 Type of Blasting Machine I Shot Shell Primer---,—I r
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18 Average Depth Seismograh Data
8.0 Burden Seismograph Location 100 MT Jefferson Rd
7.5 Spacing Distance from Blast 555
7 Stemming Range Analysis By Logan Myers
0.0 Backfill Depth Operator Name Logan Myers
0.0 Decks Per Hole Seismograph Serial# 5648
1,920 Total Cubic Yards
1.82 Powder Factor No seismograph reading/unit decoupled
4,301 Total Tons
HOLE TYPE CHART 3.S 3.5" Totals
Depth 18 0
-------------------------------------------------------------------------------------------------------- ------------
---------Stem- --------------- --------------------------------------- -------------
Backfill 0 0
------------------------------------------------------------------------------------------------------- -------------
Yards 40.00 0.00
------------------------------------------------------------------------- -------------
---------Ft Wet--------------11------------�
Lbs Wet 34.2 0.0 34
----------------------------------------
7------ ------------------------ —
FT ANFO 0 0
--------------------- -------------------------- I
------------
Lbs ANFO 0.0 0.0 0

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No. Hales ea.type 102 0 p>.
------------------------------ - -- --------------- ---------—--------------------------- 3.487
------------------------------- 487-----------0--------------0---------------0-----------0.0 0.0----- - - -
Vibration Study
Closest Bldg. Address Descrip.
Total Pounds ANFO -
TOTAL Pounds Wet Hole 3,487.4 SW j Direction Closest Bldg.
3,487.4 555 FT Distance
Total Pounds Boosters 76 9.03 SCIRT
2x16 Powerditch & 1 (1/4)x 8 0 51.5 SCALED DISTANCE
Emgel 600 LBS. 0 0.0013742 Power
ANFO SINK LBS. (truck total
total pds) 0 1 160 Site constant
Blast TOTAL POUNDS 3,563.4 1 0.220 VI
---------------------I
Maximum Pounds per Delay --_----- 81.50_1
F—Results_,_,_._.___._._._._._,_,_._,..._._,_,_,_._____._._._._,_.__�
jShot perfermored well. Outstanding fragmentation. j
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aster in Charge: Logan Myers License#WV 154213
aster Signature:
ast Crew (name)

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