Need a book? Engineering books recommendations...

Return to index: [Subject] [Thread] [Date] [Author]

. Crooked Anchor Bolts

[Subject Prev][Subject Next][Thread Prev][Thread Next]
Brent:

What about welding (a straight one to the croocked one.) It it possible?

Regards
Kasey Hemmatyar, P. Eng. (structural)
Vancouver, B.C. 
_______________________message separator_______________
At 04:05 PM 5/11/98 -0400, you wrote:
>We have previously had field problems where due to carelessness the 
>anchor bolts were stepped on or kicked before the concrete hardened. 
> We instructed them to bend the rods into position.  If this did not 
>work we told them to drill and grout in new rods.
>
>----------
>From:  Brent Koch[SMTP:brentk(--nospam--at)tdl.com]
>Sent:  Monday, May 11, 1998 12:06 PM
>To:  seaoc(--nospam--at)seaoc.org
>Subject:  Crooked Anchor Bolts
>
>I have this current condition at a jobsite:
>
>We are using 1-3/8" diameter A449 anchor bolts to connect several 
>precast
>mansard to a parking garage. A bolted connection is used along six 
>ramp bays
>where our panels are bolted down directly to the tops of the columns 
>at
>constant elevation. (The roof slab is continually changing elevation 
>along
>these bays.) Here, pairs of anchor bolts extend vertically about 3 ft 
>out of
>the column and will pass through (2)3-1/4" dia. sleeves in the 
>precast. The
>sleeve is eventually grouted and mechanical anchorage is provide by a 
>plate
>and nut at the end of the rod.
>
>The general contractor has not placed the rods plumb coming out of 
>the
>columns. We need the rods plumb to facilitate installation and to 
>permit
>proper alignment of the panel once the panel is landed.
>
>Is it possible to heat this type steel, not in excess of 1200 deg F, 
>to
>straighten the rods?
>
>Comments and references appreciated. Thanks in advance.
>
>Regards,
>
>Brent Koch, P.E.
>
>