Jun 13, 2013 - There's a cool new product in town that's making deck footings way faster and . after digging out a little bit of rock and dirt, the pier gets placed in the earth. . need to get tapped in to the earth a little bit with a drilling hammer or sledge from contractors and building officials, I think I'm pretty much sold. Apr 20, 2012 - Digging for footings in soil is easy; set up the laser level and dig to the . When you're installing footings on uneven rock, it means you have to drill and . and using our laser line for reference to measure and cut the posts. Around here, if the rock slopes, we have to pin the footing to the rock on 6' centers. . requiring level benches to be cut into the rock in addition to the pins. . of 1/2' rebar held on 1/2' rebar pins drilled about 8' into the bedrock . Oct 18, 2011 - Author Topic: Building Footings on Rock (Read 8823 times). 0 Members and 1 . Good solid rock could be drilled to place rebar at angles. We have a shed up at another lake built like this on a thick pad and it's pretty solid. Mar 5, 2015 - Building the foundation for house on rock is no easy thing. Shown here are the footing pads and piers. . After the points were located a subcontractor cut and chipped out the rock to provide the specified surface for . Holes were drilled in the rock to receive the anchors that secured both forms and braces. Jun 12, 2017 - You need concrete footings underneath a foundation to provide a base that will distribute the weight of whatever is sitting on top and, on rock, you need rebar to keep everything from moving or sliding off. Drill two or three 8″-dia. holes for each footing, about 1′ deep into the rock. I'll drill some holes in to the rock & epoxy some rebar in to them, then pour some . My primary concern at this point is the footing requirements. . We've done poured piers with sonotubes (the tube is cut full height, the bracket . We are designing a home on a site which is 95% surface Bedrock. . with the strip footing onto the rock (it will be pinned into the rock by drilling . You've got pretty massive bedrock that wouldn't soak much water, nor bump .