Check the angle of the board against the string line, and secure it with lag bolts
and washers as described above.
With this part complete, you can now put the magnifier in the slot, move it to the right location, and see the mating surface by either raising or lowering the magnifier or the extension on the lag bolt
. Then move the jig to the other side, making sure you turn it upside down so you can see the other side of the mating surface.
, bolts, cable, and even the winch (refer to materials list on page 88 for numbers of each) should be available from most building or farm supplies.
5 MOUNT the laminated peak beam to the two rear posts with lag bolts
, then raise the assembly into place.
To strengthen each leg, we added two 5-inch lag bolts
. Once the legs were fitted, we removed them and final sanded the top in preparation for veneering.
Memo to folks who do this: be sure to get an air gun to install and remove the lag bolts
used to attach the angle iron lifting brackets.
If you can bolt it to the floor with lag bolts
and lead anchors, so much the better.
Low speed offers great power for driving lag bolts
, big wood screws, working on machinery with a socket adapter, drilling with a hole saw and other high torque, low speed applications.
PRR-401 specifies that the siding and the band joist bear directly on the reaction support, that dry SPF lumber can be used for the ledger, and that a washer be used with the lag bolts
. Based on the methods utilized by Loferski et al.
Even with the right number and size of lag bolts
at the ledger, this connection is prone to premature failure if the house wall deteriorates.
Use 3-inch lag bolts
on wood-shake roofs instead of the 1 1/2-inch ones because you need to strap the collectors to the wood supports underneath the shakes.
The remaining connections for these timbers range from simple lag bolts
, to specialized clips, to simple steel plates with nuts and bolts.