WAC 296-155-707: Column Anchorage

Link to law: http://apps.leg.wa.gov/wac/default.aspx?cite=296-155-707
Published: 2015

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WACs > Title 296 > Chapter 296-155 > Section 296-155-707



No agency filings affecting this section since 2003

WAC 296-155-707

Column anchorage.

(1) General requirements for erection stability.

(a) All columns must be anchored by a minimum of four anchor rods (anchor bolts).
(b) Each column anchor rod (anchor bolt) assembly, including the column-to-base plate weld and the column foundation, must be designed to resist a minimum eccentric gravity load of three hundred pounds (136.2 kg) located eighteen inches (.46 m) from the extreme outer face of the column in each direction at the top of the column shaft.
(c) Columns must be set on level finished floors, pregrouted leveling plates, leveling nuts, or shim packs which are adequate to transfer the construction loads.
(d) All columns must be evaluated by a competent person to determine whether guying or bracing is needed; if guying or bracing is needed, it must be installed.
(2) Repair, replacement or field modification of anchor rods (anchor bolts).

(a) Anchor rods (anchor bolts) must not be repaired, replaced or field-modified without the approval of the project structural engineer of record.
(b) Prior to the erection of a column, the controlling contractor must provide written notification to the steel erector if there has been any repair, replacement or modification of the anchor rods (anchor bolts) of that column.
[Statutory Authority: RCW 49.17.010, [49.17].040, and [49.17].050. WSR 02-13-115, § 296-155-707, filed 6/19/02, effective 9/1/02.]