What is the construction tolerance for vertical and horizontal alignment over a 10 ft 3 m distance?

Refer to Page 19. Horizontal Location Control – straight lines ±1.25 in. (32 mm) over a 10 ft (3 m) distance.

What are construction tolerances?

Tolerances in construction are generally a variation in a dimension, construction limit, or physical char- acteristic of a material. They are a practical variation related to the function of the material or finished work and commonly accepted standards of the construction industry.

What is ACI 117?

Specification synopsis: This specification provides standard tolerances for concrete construction and materials. This document is intended to be used by specification writers and ACI committees writing standards as the reference document for establishing tolerances for concrete construction and materials.

What is the tolerance for levelness?

Levelness should be defined as tolerable if it is in the range of 1/4″ in ten feet, whether it is for plumb or level.

What are the types of dimensional tolerance?

These are grouped into form tolerance, orientation tolerance, location tolerance, and run-out tolerance, which can be used to indicate all shapes.

What are the tolerances on basic dimensions?

Basic dimensions are theoretically perfect dimensions; therefore, there are no tolerances associated with them.

When did ADA standards for Accessible Design come into effect?

ADA Standards for Accessible Design Th e 1991 Standa rds w in effect for new construction and alterations until March 14, 2012. The Department’s 2010 ADA Standards for A cessible Designwere published September 15, 2010 and became effective on March 15, 2012.

What are the specifications in these guidelines based on?

The specifications in these guidelines are based upon adult dimensions and anthropometrics. These guidelines also contain alternate specifications based on children’s dimensions and anthropometrics for drinking fountains, water closets, toilet st alls, lavatories, sinks, and fixed or built-in seating and tables. 2.2* Equivalent Facilitation.

Where can I find ADA guidelines for buildings and facilities?

Americans with Disabilities Act (ADA) Accessibility Guidelines for Buildings and Facilities U.S. Architectural and Transportation Barriers Compliance Board (Access Board) 1331 F Street, N.W., Suite 1000 Washington, D.C. 20004-1111 (202) 272-0080 (202) 272-0082 TTY (202) 272-0081 FAX i

What are the scoping and technical requirements for the ADA?

These scoping and technical requirements are to be applied during the design, construction, and alteration of buildings and facilities covered by titles II and III of the ADA to the extent required by regulations issued by Federal agencies, including the Department of Justice and the Department of Transportation, under the ADA.