To inform his decisions Williams had several conversations with Steve Baczek and Jake Bruton both of whom are experienced in the science of the slabless slab Ultimately in lieu of a slab on grade foundation Williams used two layers of 2 in Type IX EPS a 6 mil reinforced poly vapor barrier and two layers of 3 4 in AdvanTech subfloor Jan 22 2022 nbsp 0183 32 Liz Nichols of Portland Ore smooths a concrete slab in the Operative Plasterers and Cement Masons International Association booth at World of Concrete construction trade show at Las Vegas If you are new to construction that is the most difficult part of the process and the one where you risk the largest errors If you re off by a few hours or few percent on one work item that s one thing if you leave an item out altogether you are 100 off for that item s labor and materials Oct 30 2015 nbsp 0183 32 Look carefully at old windows on old homes for signs of staining mold or other damage The allure of a home with a past and especially a historically relevant past can be Jan 25 2022 nbsp 0183 32 Construction management and visual continuity between new and old are the primary challenges but knowledge and experience that specifically apply to maintenance of exposed concrete are increasing as mid century modern now passes into its sixth and seventh decades The advantages of reinforced concrete construction still exist today

Feb 08 2022 nbsp 0183 32 Thus Neeser had to install a new foundation with the building still on top of the old one The underpinning we did Bhargava explains by drilling the holes in the concrete to support the existing footings and then we dug the dirt below the concrete and then put the rebar and poured the concrete 15 CONCRETE FLEX Photo by Denise Sfraga Muratto Yes it s real concrete but only 3⁄32 inch thick Polymers and reinforcing fibers make it as flexible as a yoga mat At just 8 ounces per square foot you can glue it to columns cabinetry or walls inside or out From 9 per square foot Sustainable Materials 16 ORGANIC REACTIVE FLOORING5 steps to a sound ceramic floor 1 Prepare a solid squeak free subfloor One of the keys to a long lasting tile installation is the underlying subfloor It has to be rock solid before you lay the 1 2 in thick cement board Formed in custom molds with colors and objects mixed in concrete is the most artistic medium Guide to Countertops Engineered Quartz Durable maintenance free and available in almost any color pattern and texture manufactured stone countertops dominate the market Feb 01 2022 nbsp 0183 32 The quest to find new low carbon energy efficient construction methods involves a lot of academic and industrial research foundations

The rotten middle section of the house was gutted including the old timber floor replaced by a thermally efficient hydronically heated concrete slab A wall that once separated the kitchen from one of the smallest darkest bleakest dining rooms to ever exist was also removed opening up the kitchen living dining space Entirely from the TOP WingTite is the ONLY TOP INSTALLED shower drain installed entirely from the TOP WingTite s patented O ring sealing design allows for vertical up and down shower pan movement preventing stress on the shower drain and pan which is often the cause of the original drain failure A beam and slab or composite bridge is one where a reinforced concrete deck slab sits on top of steel I beams and acts compositely with them in bending There are two principal forms of this beam and slab construction multi girder construction and ladder deck construction Between them they account for the majority of medium span highway Jan 27 2018 nbsp 0183 32 Concrete can stop all kinds of radiation including alpha beta and gamma rays There s a reason that nuclear containment vessels are built out of concrete Pest Protection ICF construction is also much more pest resistant – nothing Feb 09 2022 nbsp 0183 32 There were sections with a flat concrete top older sections covered in curved concrete ribs –the standard before someone figured out you could use the top of the aqueduct as an access road if

ASLA California Northern Chapter We would like to congratulate the members elected to the ASLA NCC Executive Committee for the 2021 22 term They will join 2021 22 President Siobhan Hussey and Past President Krista Van Hove CCASLA Representative Ric Hendric The provisions in ACI 562 are not new to design professionals and include many of the same requirements as for the traditional design of concrete structures ACI 562 directs design professionals to consider the behavior of the structure at all times during the repair process and after the repair is completed Jan 04 2022 nbsp 0183 32 The project replaced a three span continuous reinforced concrete slab bridge built in 1955 with a three span continuous reinforced concrete slab bridge using accelerated bridge construction and a new ultra high performance concrete UHPC known as Feb 28 2008 nbsp 0183 32 Placing concrete Concrete contractors typically are responsible for the top layer of grade plus maintaining elevation Scott Tarr a forensic engineer and partner of Concrete Engineering Specialists Dover N H says that rutting caused by tires from ready mix trucks grading equipment and laser screeds can be the cause of cracking in floors It has so far easily chiseled through 600sqft of floor tile and thinset laid over concrete slab broken apart portions of 4 quot concrete slab after drilling holes into it first and drilled many dozens of vertical holes into existing reinforced concrete foundation wall ranging from 5 8 quot to 3 4 quot diameter holes down to 8 quot to 12 quot deep

Oct 23 2017 nbsp 0183 32 Concrete makes a tough durable surface and securing anything to it typically requires special tools If you re planning to build a wall on top of a concrete slab you ll need to use a specific type of fastener to anchor the wall in place To help you decide which wall fastener to use on concrete we ve outlined all the options that can help you successfully secure wall Jan 28 2022 nbsp 0183 32 Top video by Andrew Moore for The New York Times with drone assistance from Jake Butters Matthew Shaer is a writer at large for the Photo Austral Precast Environmental impact of concrete slab floors Conventional concrete has high embodied energy and embodied carbon but there are ways to reduce the environmental impact of concrete Concrete has 3 main components coarse aggregate stone fine aggregate sand and cement with water added to the mix to catalyse the reaction that causes it to solidify The new bridge under construction on U S 90 to connect the towns of Bay St Louis and Pass Christian was to replace a nearby old bridge destroyed by Katrina The incident occurred when the steel forms of a bridge column suddenly collapsed and fell into the bay while the form was being filled with wet concrete Sep 19 2019 nbsp 0183 32 My new house built on a concrete slab is about 60 done framing and drywall are in My concern is I have several hairline cracks throughout the slab I purposely had the slab made thicker 6 inches with heavier rebar and a fiber type additive to hopefully minimize this from happening