What is wing wall in culvert?
The wing walls prevent scour, soil erosion, retain the embankment adjacent to the culvert, control grade elevations and direct water flow. The scour apron is placed at the base of the inlet our outlet and is designed specifically to prevent scour and erosion on the base.
What is the purpose of wing wall?
Wing walls provide smooth entry of water into the bridge site and provide support and protect the embankment. Wing walls can serve as buttresses to support walls. They can also be purely decorative.
What is head wall in box culvert?
Culvert Headwalls Our box culvert headwall designs recess the inflow and outflow at the end of the box culvert into the slope to improve flow conditions, anchor the box culvert and prevent disjointing due to excessive velocities.
What is a concrete wing wall?
What are Wing Walls? A wing wall is a little bit like a giant retaining wall that helps with a transition in grade in the yard. The wall will normally start at the corner of the house and descend in a downward slope from the main level of the house to the basement level.
What is difference between wing wall and retaining wall?
A retaining wall is just that, designed to resist lateral forces of earth behind it. A wing wall can also be a retaining wall but often is used as part of the retaining wall system. Wing walls usually but not always run perpendicularly or nearly so, to a retaining wall.
What is semi gravity retaining wall?
Semi gravity retaining wall is a special form of the gravity retaining wall. In this type of retaining wall, a small amount of steel reinforcement is used near the back face in order to minimize the size of wall section.
How thick should a concrete apron be?
four inches thick
Acceptable material—concrete is the most common, followed by asphalt, and then pavers. The thickness of the apron. For example, concrete on the non-apron portion of the driveway should be a minimum of four inches thick, while codes may require the apron portion to be as much as seven inches thick.
What is return wall in culvert?
These walls when placed at an angle with the road embankment in the form of “wings” are known as “wing walls” whereas they are termed as “return walls” when placed parallel to the embankment (Fig. 20.1).
What is a wing wall used for in construction?
Used to direct water into box culverts or under 3-sided bridges, wing walls can also act as a retaining wall to prevent erosion. Along with headwalls and aprons, this combination of products makes for a long-lasting and easy to maintain stream crossing or way to divert an overflow of stormwater.
How are culverts used to divert stormwater?
Along with headwalls and aprons, this combination of products makes for a long-lasting and easy to maintain stream crossing or way to divert an overflow of stormwater. Once the culvert is in place, the wing walls are installed at either end and on each side of the opening.
Do you offer beveled edges for wing wall connections?
Our connection inserts mate up to the culvert structure, and we offer beveled edges to fit the proper skew angle for your project. We can provide multiple segments if your wing wall needs are larger than allowable transportation requirements.
Do your wing wall products fit my site?
Our wing wall products are custom made to fit your site-specific needs. Our connection inserts mate up to the culvert structure, and we offer beveled edges to fit the proper skew angle for your project. We can provide multiple segments if your wing wall needs are larger than allowable transportation requirements.