20160812Blattner Exhibit 19.pdf

Ronald L. Williams, ISB No. 3034
Williams Bradbury, P.C.
1015 W. Hays St.
Boise, ID 83702
Telephone: [phone]
Email: [e-mail]
Attorneys for Intermountain Gas Company
BEFORE THE IDAHO PUBLIC UTILITES COMMISSION
IN THE MATTER OF THE APPLICATION OF )
INTERMOUNTAIN GAS COMPANY FOR )
THE AUTHORITY TO CHANGE ITS RATES ) Case No. INT-G-16-02
AND CHARGES FOR NATURAL GAS )
SERVICE TO NATURAL GAS CUSTOMERS )
IN THE ST A TE OF IDAHO ) ________________ )
EXHIBIT 19
1 ZERO SIZE COST
2 PLASTIC
3
4 STEEL
5
6 TOTAL ZERO-SIZE COST (A)
7 SYSTEM COST NEW
8 Plastic
9 Steel
INTERMOUNTAIN GAS COMPANY
Distribution Plant -Mains
Zero-Intercept Method
December 31, 2015
$5.50 per foot x 19,067,846 feet
$13.17 per foot X 12,594,696 feet
10 TOTAL SYSTEM COST NEW (B)
11 Customer Cost (A/B)
12 Capacity Cost (1.0-Customer Cost)
13 NOTES:
14 1. Used weighted average cost per foot grouped by size classification
= $ 104,900,256.18
= $ 165,930,162.68
$ 270,830,418.86
$ 148,571,466.77
425,726,574.01
$ 574,298,040.79
47.16%
52.84%
15 2. Removed low footage, large pipe size (10, 12, 16) and outlier 3.5 inch pipe size data points
2015 Mains Study.xis, Study Notes
Exhibit No. 19
Case No. INT-G-16-02
L. Blattner, JGC
p. l of l