Correspondence gi_c-a019 3 - 3(0 7
FAX TRANSMITTAL
-1 j
.4111110 mamma
Date July 10, 2003
Number of pages including cover sheet 3
To: Bruce D McNeil From: Hursheg Young /Herb Stabenow
Co: Engstrom Associates, Inc Co: City of Tigard
Fax #: 952 - 926 -7892 Fax #: 503 - 624 -3681
Ph #: (503) 639 -4171, Ext. 2446
SUBJECT: Plan Review for electrical work @ Old Country Buffet
MESSAGE: The plans submitted to us on June 18, 2003, are insufficient in the scope
and detail of the installation to be reviewed. Please see the attached copies of the
Oregon Revised Statutes for the minimum requirements for electrical plan review .
Please address the following issues so we can begin the plan review. There might be
further clarification required after review of this requested information.
Provide the peak load shown on Power Company Letterhead
Provide pipe and wire size for PP -3 feeder
On what code section are the demand factors based for panels PP -3, PP-4, and PP -5
Provide the panel schedules for panels PP -3 and PP-4 with circuit name and breaker
sizes identified
Provide a floor plan to scale showing the location of panel PP -5 and its disconnect switch
to verify the required clearances
• If you have questions, call Hurshel or Herb at 503 - 639 -4171 ext 2446
I1ENGTAX.DOT
Page 1 of 2
Hap Watkins -:
From: Hap Watkins
To: Hap Watkins
Date: 7/10/03 2:37 PM
Subject: Size 12
Herb,,,, here is a copy of OAR 318 -311
a) Copies. Submit two sets of electrical plans;
(b) Readability. The plans shall be drawn to scale, contain definitions for legends used, be of sufficient
clarity to indicate the location, nature and extent of the work proposed and show in detail that it will
conform to the applicable electrical code requirements, laws, ordinances, rules and regulations;
(c) Contents. The plans shall contain the following minimum requirements:
(A) Feeder riser diagram showing panel location and circuit schedules;
(B) One line riser diagram showing bonding and grounding and conductor sizes;
(C) Available fault current on the line side of service disconnect; •
(D) Complete load calculations, or provide applicable load records, for all new installations and for
additions to existing installations;
(E) Fixture schedule, showing type, location and layout of the fixtures;
(F) Address of the installation and name of owner and address;
(G) Identification of the employer, identification and signature of person who prepared the plan, license
number if the person is an electrical supervisor and professional registration number if the person is an
architect or registered professional electrical engineer; and
(H) Location of emergency systems, identifying the power source and the system on plan.
(3) Nothing in these rules shall prohibit a jurisdiction from requiring a lighting energy budget.
[Publications: Publications referenced are available from the agency.]
Stat. Auth.: ORS 479.870
Stats. Implemented: ORS 479.870
Hist.: BCA 33- 1991(Temp), f. & cert. ef. 9- 30 -91; BCA 44 -1991, f. & cert. ef. 12- 26 -91; BCD 19 -1996, f. 9- 17 -96,
cert. ef. 10 -1 -96; Renumbered from 918 - 320 -0330; BCD 23 -2000, f. 9- 29 -00, cert. ef. 10 -1 -00
918 - 311 -0050
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Standards for Electrical Plans Review
A person performing electrical plan review shall do the following as a minimum:
(1) Load Calculations. Check load calculations for appropriateness, completeness and accuracy.
(2) Equipment. Check and determine if the equipment is:
(a) Suitable for the environment; and
(b) Properly sized and rated to meet the minimum code requirements. -
(3) Service and Feeder. Check service and feeder installations for code compliance related to:
(a) Wiring method;
(b) Conduit and box fill;
(c) Conductor size and ampacity rating;
•
•
(d) Clearances;
(e) Locations; •
(f) Accessibility; and
(g) Service grounding conductor size.
Stat. Auth.: ORS 479.870
• Stats. Implemented: ORS 479.870
Hist.: BCA 33- 1991(Temp), f. & cert. ef. 9- 30 -91; BCA 44 -1991, f. & cert. ef. 12- 26 -91; BCD 19 -1996,
f. 9- 17 -96, cert. ef. 10 -1 -96; Renumbered from 918 - 320 -0340
•
file: / /C: \WINDOWS \TEMP \GW }00001.HTM 7/10/03