• Sun. Aug 7th, 2022


Just another WordPress site

2 Post Lift Concrete Failure


Jun 8, 2022

How thick should concrete be for 2 post lift?

The recommended thickness for a car lift concrete slab is 4 inches minimum for most two-post lifts and four-post lifts. via

How do you reinforce concrete for a lift? (video)

How safe are two-post lifts?

Two-post car lifts are some of the most popular lifts in the world. They’re safe and reliable when used correctly, and they have high lift capacities. via

What could cause a car to fall off of a two-post lift?

Try to keep the center of gravity as close to the columns as possible. If you are going to remove a heavy component, such as a transmission, be careful to place tall jack stands under the vehicle. Any sudden shifts in weight could cause the vehicle to fall off the car lift, as it apparently did in this case. via

What is 3000 psi concrete used for?

3,000 PSI. The residential workhorse of concrete, 3,000 PSI can be used for driveways, patios and sidewalks. Its durability will help shrug off the freeze-thaw cycle of harsh winters. This is a fine choice for any general construction use. via

How thick should concrete be for heavy trucks?

An 8-inch thick slab is almost always fine for a fully loaded concrete truck. A 7-inch slab can allow for around 60 to 80% of a full truck, whereas a 6-inch thick slab can only allow for 25 to 35% of a full truck. via

How thick does a concrete slab need to be for a hoist?

The minimum and recommended thicknesses of concrete slab for car hoists. Garage Equipment’s two and four post hoists require a minimum of 100mm (about 4”) of reinforced concrete slab to be safely installed. via

What is 6000 psi concrete used for?

PSI 6000 can be used for any application requiring concrete in a minimum thickness of 50 mm (2”), such as slabs, footings, steps, columns, walls and patios. Each – 25 kg (55 lb) bag of QUIKRETE® PSI 6000 will yield approximately 12.2 L (0.43 cu ft) of mixed concrete. via

How thick does a concrete slab need to be for a car hoist?

Make sure your concrete is thick enough to support your hoist, minimum thickness is 100mm. Also, ensure your concrete is in good condition with no major cracks. via

Can a car lift fail?

Investigators found that the lift’s arms had been incorrectly placed. A car lift might fail if the product is defective. via

Can you store car on 2 post lift?

CAPACITY TWO POST LIFTS. The only lift made (or designed) for both vehicle service and automotive storage. The wheel adaptor kit is designed to be used on all 10,000 – 18,000 lb. capacity 2 post lifts. via

Are 2 post ramps safe?

Investigations found that the arm locking mechanism of the BendPak two-post lift did not prevent the vehicle from falling. This safety alert is aimed at users of BendPak two-post vehicle lifts to prevent the situation being repeated, and causing further serious injury or death. via

What should you do if a vehicle starts to fall off an automotive lift?

What should you do if a vehicle starts to fall off an automotive lift? Clear the area immediately and warn others in the shop to do so as well. Do not position yourself between a wall and the lift. A stand whose height may be adjusted and which is used to support an automobile that has been raised by a jack. via

What should you not do if a vehicle gets stuck on a lift and you can’t get it down?

Do not stand directly in front of or behind the vehicle. When actually lowering the lift, you want to do so as slowly and as smoothly as possible. Jerky movements can cause the vehicle to shift and are hard on the lift itself. You should never leave the controls when the vehicle is being lifted or lowered. via

Is it okay to lower a vehicle into a high reach support stand?

Use high reach vehicle support stands to assist in stabilizing the vehicle if heavy parts are to be added or removed. Never lower a vehicle onto the vehicle support stand. Never try to stabilize a falling vehicle — get out of the way! Make sure the wheels are properly chocked on drive-on lifts. via

Do you need rebar with 4000 psi concrete?

Rebar is not necessary for every concrete project. The general rule of thumb is that if you are pouring concrete that is more than 5 inches in depth, you are probably going to want to add in some rebar to help reinforce the entire structure. via

What is 8000 psi concrete used for?

High-strength concrete is typically used in the erection of high-rise structures. It has been used in components such as columns (especially on lower floors where the loads will be greatest), shear walls, and foundations. via

Is 5000 psi concrete good for driveway?

The typical concrete strength used for a driveway is in the 3000 psi to 4000 psi range, although temperate areas of the country may use lower strengths. Contractors, when ordering ready mixed concrete, should advise the producer of the intended use for the concrete. via

How much weight can 6 inches of concrete?

For example, a 6-inch pad with a compression strength of 700 psi can support 1,105 psi. If it was 7 inches thick, it could support 1,194 psi, and if it was 12-inches thick, it could support 1,563 psi. via

How thick is a commercial concrete slab?

Most specifications for retail or commercial concrete slabs specify 4 to 6 inches of thickness. Owners and contractors have historically disputed whether a poured slab meets a specification because of its thickness. via

How much weight will a 4 inch concrete driveway support?

Concrete driveways are typically poured four inches thick, giving the concrete driveway enough strength to withstand loads of regular vehicles (up to approximately 8,000lbs). via

How thick of concrete do you need for a 4 post lift?


HD‐7 SERIES MODELS 4‐1/​4″ 3000 PSI / 28 Day Aging
HD‐9 SERIES MODELS 4‐1/​4″ 3000 PSI / 28 Day Aging
GP‐9 SERIES MODELS 4‐1/​4″ 3000 PSI / 28 Day Aging


How much concrete do I need for a hoist?

New Concrete Slab Recommendations

Lift Models MIN. Slab Thickness (L) MIN. Slab Legnth
XPR-18 Series 12″ 12″ Wider Than OA Width of Lift
HD-7 Series 12″ 24″ Min
HD-9 Series 12″ 24″ Min
GP-9 Series 12″ 24″ Min


How much does it cost to install a 2 post lift?

Standard installation should be around or under $500 for a two-post car lifting solution and under $1,000 for a four-post auto lift. As previously noted, in-ground car lifts and installations are by far the most expensive auto lifting option available, sometimes costing as much as $10,000. via

Does higher psi concrete crack less?

Higher strength concrete means you have more Portland cement in it, which means you will have MORE shrinkage, not less, and thus more potential cracking. via

Can concrete be too strong?

The paper, “202 Observations On Concrete That Is Too-Quickly-Strong,” cites cases where concrete cracked because it was too strong from too much cement and 66 investigations that related durability problems to cement hydrating too rapidly because of high values of fineness, C3S, C3A, and/or alkalies. via

What is the difference between 3500 and 4000 psi concrete?

3500 PSI is less common in sidewalks and patios. It is more often used for foundation footings, slabs, or driveways/parking areas for heavy vehicles like an RV. 4000 PSI is a great option for serious home workshops. For instance, if you are planning on installing a car lift, or have heavy equipment secured to the slab. via

How much room do you need for a 2 post hoist?

A roof height clearance of 3 meters for a two-post hoist or 4 meters for a four-post hoist is generally enough space for it to function correctly. via

What is the difference between 25 Mpa and 32 Mpa concrete?

As a rule of thumb 20mph concrete is fine for foot traffic, I.e., footpaths and house slabs, depending on your sub base, whilst 25 mph is more appropriate for driveways and light traffic. 32mpa and 40mpa concrete is suitable for shed slabs and heavy traffic areas. via

What size anchors for 2 post lift bolts?

These are 3/4″ in diameter and 5 1/2″ in length. This is the most common wedge anchor used when installing many 2 post and 4 post auto lifts. via

How safe are vehicle lifts? (video)

Where should a 2 post lift be placed?

If your lift has asymmetric arms, then we recommend the center of the columns should be set about 9-10 feet off the front wall. If your lift has symmetric arms, then we recommend that the center of your columns should be about 12 feet off the front wall. via

How high should a ceiling be for a car lift?

If you want to install a typical 2-post or 4-post lift in your garage, you need a ceiling that’s higher than 11 feet. While you can get a 2- or 4-post lift that works with a lower ceiling, almost all these lifts are not ANSI certified. via

Which is better 2 post or 4 post lift?

If you have a 10 foot ceiling, the two post lift will raise most vehicles to about 6 feet off the ground. A four post lift makes it much easier to load and position the vehicle. The runways of the four post lift make it easy for the operator to just drive onto the lift. via

What 2 post lift is best?

  • APlusLift Two-Post Overhead Auto Car Lift.
  • Bendpak Dual-Width Asymmetric 2-post Car Lift.
  • XK 10000 Pounds 2-Post Car Lift.
  • Triumph NT 11000-Pound Two-Post Auto Lift.
  • Triumph NT9FP 9000-Pound Auto Lift.
  • Chien Rong CR Overhead Two-Post Lift.
  • CR 10000-LB 220V Auto Lift.
  • via

    Are Atlas 2 post lifts good?

    Atlas® 2 post car lifts are popular for a number of reasons, but mostly due to the fact that they’re extremely affordable, reliable, and versatile. The Floor Base-Plate and the Symmetric/Asymmetric lifts each offer unique features that may be just what you’re looking for in your home garage or commercial auto shop. via

    What are 3 potential injuries to persons who incorrectly use a vehicle hoist include?

    Caution should be used while working under the vehicle as you may injure head and hands. Head injuries from accidental contact with metal parts, and burns from hot exhaust parts are common. Take care to avoid these risks. via

    What should be inspected on the 2 post hoist before use?

    Daily Safety Checks

    Inspect your safety cables carefully for any signs of pinching or fraying. Operate the hoist before you put a car on and make sure the safety locks are engaging. When using a 2 Post Hoist make sure the vehicles weight is evenly distributed. via

    Is Loler a legal requirement?

    LOLER Inspections

    These are a legal requirement and should be carried out by a competent person. via

    How thick should concrete be for a 2 post lift?

    The recommended thickness for a car lift concrete slab is 4 inches minimum for most two-post lifts and four-post lifts. via

    Are two-post car lifts safe?

    Two-post car lifts are some of the most popular lifts in the world. They’re safe and reliable when used correctly, and they have high lift capacities. via

    How often should lifts be inspected?

    Yes, an automotive lift should be inspected at least annually, more frequently when required by the manufacturer or the authority having jurisdiction (ie: corporate health and safety, regional auto dealer associations, insurance providers, or workers’ compensation trusts). via

    When talking about the 3 C’s the correction is?

    Most of you are probably familiar with the 3 Cs on your repair orders—Condition-Cause-Correction—which are necessary to complete a repair order correctly. via

    In which position should the jack lever be left when a vehicle is raised?

    If you are raising both front or both rear wheels, place your jack stands to either side of the jack, near the wheels. The purpose of the jack is to raise the vehicle, but the jack stand holds the vehicle in place. via

    How often should your lifts be inspected by a certified lift inspector?

    ANSI/ALI ALOIM (current edition) , the American National Standard outlining the safety requirements for proper vehicle lift operation, inspection and maintenance, requires that a “qualified lift inspector” inspect every lift at least annually. via

    Leave a Reply

    Your email address will not be published.