All EP Henry Retaining Wall products can be used to build steps. The wall units are used for the riser and the caps for the treads (Bullnose Pavers can also be used for treads). Make sure you pay attention to local codes that dictate the minimum step height, tread depth and hand rail requirements.

A permit is not required, however all retaining walls must be no higher than 6 feet and must be a minimum of 3 feet from the property line. Walls that are designed as a fence or barrier require a permit.

Since you will likely be changing the grading of the land by installing a retaining wall, you will have to file a Grading and Clearing Permit application. This Application is available from the Engineering Division and has a fee of $50 per acre (the minimum fee is $50). The retaining wall location and size will have to be shown on the application documents.

We have 4" Windsor and Border Stone block for borders and garden walls. We have 6" Diamond block for residential landscape walls. We have 8" Vertica Pro, Vertica and Diamond Pro for large commercial walls. Anchor Wall

You should consider installing retaining walls for erosion prevention. They are also used for the beautification of an area.

Consider the benefits of a landscape design. Early professional advice, especially for projects involving construction or renovation, can lay the base for your dream becoming a reality. Interview a few companies outlining your project. You can then determine whether their strengths and schedule suit your needs. Determine your budget. Work with prospective companies to establish a budget range that is realistic for you. This saves valuable time and helps establish a good work relationship.

Figure #4) There is a reason why cracks appear in concrete foundation walls or retaining walls. You may have a problem developing. Sometimes these cracks don’t worsen and sometimes they happen so slowly you don’t notice the subtle progressive change. It is best to have this problem looked at and monitored by an experienced structural contractor and a professional structural engineer.

Yes, we can cover steps and small walls; we use an epoxy paste to hold the stone in place on step faces and foundation walls. This is a much more labor-intensive process and thus costs a little more.

Many Unilock retaining walls can be used for this application. Whenever building a retaining wall 39' (1 meter) you should consult a professional enginer.

The Seattle Residential Code (SRC) Sec R105.2 (pg. 4) allows you to build a retaining or rockery wall up to 4’ high, measured from depth of footing, without a building permit. However, other code requirements and development standards may impact your project to the point where a permit is still required. You can contact a permit specialist by phone (see here for phone number and hours), or visit the Applicant Services Center.

Some typical signs of landslide danger are listed in the pamphlet "How to protect yourself and your family when the landslip warning is in force." or from the Hong Kong Slope Safety Website

NCMA and ASTM require that the blocks obtain a minimum of 3000 psi. Compressive strength tests, done on a regular basis, on the GeoStone module have always exceeded 4000 psi.

TrueGreen Sports, utilizing the services of one of the area's most respected landscape companies, Providence Lawn and Landscape of Manassas, is able to provide you with any landscaping design and installation service your project might require, including natural stone retaining walls, ponds, patios, waterfalls, and all varieties of plantings.

A permit is required when the wall is over 4-feet high including the footing depth. For more information on fence permit requirements, Fence & Wall Permit Requirements. You may also contact the Permit Specialist.

Avalon Pools can handle all your retaining wall needs. From interlocking block to brick or stone-faced cinder block; from stacked stone to landscape timbers.

When placing a wall on top of a berm, you must have the same number of segments, going in the same direction with the exact x-y coordinates, or TNM will output an error message and stop sound level calculations. The Z-bottom of the wall barrier must equal to the Z-bottom of the berm plus the berm Height at each point. When a wall is placed on the berm, the berm cannot be perturbed. Also, when putting walls on top of berms, type in coordinates (do not use snap tool).

The first thing is to 1) transform your bait or reporter plasmid into the yeast strain and test for auto-activation. If your bait or reporter does not show auto-activation you are ready to proceed. The second experiment that is important before doing a screen is 2) the titration of your library plasmid DNA to determine what size of scale up is required and how many transformants are expected. Grow up your yeast strain as in Protocol 3 in 15 ml of SC-Trp and then sub into 50 ml of YPAD.

You can stop at any point during the submission process and your content will be saved in the My Content sub-tab (accessible from the My Account tab) with a status of "incomplete." To complete your submission, click on the to the left of the title and complete all steps.

To receive the best results both steps are needed. They are designed to work together synergistically. Either step may be taken with no ill effects, but to attain the optimum results we recommend both steps.