Or. Admin. R. 740-105-0210 – Methods of Preheating | Midpage

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Oregon Administrative Rules

Rule 0210

Or. Admin. R. 740-105-0210

Methods of Preheating

Effective Mar 14, 1996ORS 183.335, 823.011, 825.210 & 825.252 | Statutes/Other Implemented: ORS 825.210 & 825.252Department of Transportation

(1) Preheating may be accomplished by flame or electrical resistance method.
(2)
1. (a) Preheat parameters.
2. (b) All preheating performed under the conditions of this procedure must comply with the following preheat parameters.
  1. (A) In cases where no preheat is specified, and the ambient temperature is below 32°F, the base metal must be preheated to at least 70°F prior to welding and/or tack welding.
  2. (B) Preheating will be done at least three (3) inches laterally and in advance of the welding.
  3. (C) Welding will not be performed on surfaces that are wet or under high wind conditions without proper weather protection.

Statutory/Other Authority

ORS 183.335, 823.011, 825.210 & 825.252

Statutes/Other Implemented

ORS 825.210 & 825.252

History

MCT 3-1996, f. & cert. ef. 3-14-96, Renumbered from 860-066-0111
PUC 16-1993, f. & cert. ef. 8-19-93 (Order No. 93-1157)