Given the old existing ground elevations at each point of th

Given the old existing ground elevations at each point of the gridded area shown below, calculate the volume of imported material base on the current attached level survey

Problem 1. Given the old existing ground elevations at each point of the gridded area shown below, calculate the volume of imported material base on the current attached level survey Scale: 1 20\' Xs29.oo X87.80 W6.7/w5. 70 A3 526.70 A1 525.70 1 inch for calibration X830.30 29.50 28.60 7.80 x32.10 × 29.50 VA8.10 531.30 NO. OF OLD ELEV CUT SQUARES NEW ELEV POINT BS HI FS (C (n BM A274.3 525.8 A1 A2 A3 A4 B1 B2 83 B4 C1 C2 C3 C4 6.8 7.2 7.3 7.5 6.6 6.8 6.8 7.3 7.3 7.0 6.9 7.0

Solution

Note:

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POINT	BS	HI	FS	NEW ELEV	OLD EVEV	CUT (c)	NO. OF SQUARES (n)	c x n
BM A27	4.3	530.1		525.8
A1			6.8	523.3	529	-5.7	1	-5.7
A2			7.2	522.9	527.8	-4.9	2	-9.8
A3			7.3	522.8	526.7	-3.9	2	-7.8
A4			7.5	522.6	525.7	-3.1	1	-3.1
B1			6.6	523.5	530.3	-6.8	2	-13.6
B2			6.8	523.3	529.5	-6.2	4	-24.8
B3			6.8	523.3	528.6	-5.3	4	-21.2
B4			7.3	522.8	527.8	-5	2	-10
C1			7.3	522.8	532.1	-9.3	1	-9.3
C2			7	523.1	531.3	-8.2	2	-16.4
C3			6.9	523.2	529.5	-6.3	2	-12.6
C4			7	523.1	528.1	-5	1	-5
							24	-139.3
				Average cut/fill:	: -139/24	-5.804166667
				site area:	(3x2) in2	0.0039	m2
				Total cut	-0.02263625	m3