407.12.3 Forward Reach

See also: Final Rule published to the Federal Register 1/18/17 that jointly updates requirements for ICT covered by Section 508 of the Rehabilitation Act and Section 255 of the Communication Act.

407.12.3 Forward Reach.

Operable parts of ICT providing a forward reach shall conform to 407.12.3.1 or 407.12.3.2. The vertical reference plane shall be centered, and intersect with, the operable part. Where a forward reach allows a reach over a portion of the ICT, the height of that portion of the ICT shall be 34 inches (865 mm) maximum.

407.12.3.1 Unobstructed Forward Reach.

Where the operable part is located at the leading edge of the maximum protrusion within the length of the vertical reference plane of the ICT, the operable part shall be 48 inches (1220 mm) high maximum and 15 inches (380 mm) high minimum above the floor.

Elevation drawing shows a side view of a person using a wheelchair reaching forward toward a vertical reference plane and a control area. The lowest vertical reach point is 15 inches (380 mm) minimum and the highest is 48 inches (1220 mm) maximum.

Figure 407.12.3.1

407.12.3.2 Obstructed Forward Reach.

Where the operable part is located beyond the leading edge of the maximum protrusion within the length of the vertical reference plane, the operable part shall conform to 407.12.3.2. The maximum allowable forward reach to an operable part shall be 25 inches (635 mm).

Elevation drawing shows a side view of a person using a wheelchair reaching forward over an obstruction toward a vertical reference plane and a control area. The height of the obstruction is 34 inches (865 mm) maximum. The knee and toe clearance under the obstruction is 27 inches (685 mm) high minimum and 25 inches (635 mm) maximum deep.

Figure 407.12.3.2

407.12.3.2.1 Height.

The height of the operable part shall conform to Table 407.12.3.2.1.

Table 407.12.3.2.1 Operable Part Height

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Two elevation drawings are shown, the left drawing shows a person seated in a wheelchair reaching to a vertical plane to a point on a control area above a portion of equipment which is less than 20 inches (510 mm) deep. The maximum reach height is 48 inches (1220 mm). In the right drawing, the obstruction is at least 20 inches (510 mm) to 25 inches (635 mm) the maximum depth. The maximum reach height is 44 inches (1120 mm).

Figure 407.12.3.2.1

407.12.3.2.2 Knee and Toe Space.

Knee and toe space under ICT shall be 27 inches (685 mm) high minimum, 25 inches (635 mm) deep maximum, and 30 inches (760 mm) wide minimum and shall be clear of obstructions.

EXCEPTIONS:1. Toe space shall be permitted to provide a clear height of 9 inches (230 mm) minimum above the floor and a clear depth of 6 inches (150 mm) maximum from the vertical reference plane toward the leading edge of the ICT.

2. At a depth of 6 inches (150 mm) maximum from the vertical reference plane toward the leading edge of the ICT, space between 9 inches (230 mm) and 27 inches (685 mm) minimum above the floor shall be permitted to reduce at a rate of 1 inch (25 mm) in depth for every 6 inches (150 mm) in height.

Figure 407.12.3.2.2

Figure 407.12.3.2.2 Exception 1

Figure 407.12.3.2.2 Exception 2

Figure 407.12.3.2.2 with both Exceptions applied

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36 CFR Part 1194 - Proposed Information and Communication Technology (ICT) Standards and Guidelines NPRM