§ 25-2-603. RESEARCH AND DEVELOPMENT (R&D) DISTRICT REGULATIONS.

(A)

This section applies in a research and development (R&D) district.

(B)

A site must be developed as a campus.

(C)

The minimum lot size is 5 acres.

(D)

The maximum lot size is 25 acres.

(E)

The maximum floor to area ratio is .25 to 1 in the following areas:

(1)

the Barton Creek watershed, as defined in Ordinance No. 810430-C;

(2)

the aquifer-related Williamson Creek watershed, as defined in Ordinance No. 801218-W;

(3)

the Lake Austin watershed, as defined in Ordinance No. 840301-G;

(4)

the Lake Austin watershed, as defined in Ordinance No. 840308-K; and

(5)

the Northwest Area, as defined in Ordinance No. 841206-H.

(F)

The maximum height is 45 feet, except that the height of a building may exceed 45 feet by one foot for each additional two feet that the building is set back beyond 100 feet from the front and side lot lines and beyond 50 feet from the rear lot line, up to a maximum height of 90 feet.

(G)

For the portion of a site within 100 feet of property zoned as or used for a use permitted in an LA, RR, SF-1, SF-2, SF-3, SF-4, SF-5, or SF-6 district:

(1)

the minimum street side yard setback is 100 feet;

(2)

the minimum interior side yard setback is 100 feet; and

(3)

the minimum rear yard setback is 50 feet.

(H)

For the portion of a site within 100 feet of property zoned as or used for a use permitted in an MF-1, MF-2, MF-3, MF-4, MF-5, MF-6, or MH district:

(1)

the minimum street side yard setback is 25 feet;

(2)

the minimum interior side yard setback is 25 feet; and

(3)

the minimum rear yard setback is 25 feet.

(I)

For the portion of a site within 100 feet of property zoned as or used for a use permitted in an NO, LO, GO, LR, or GR district:

(1)

the minimum interior side yard setback is 15 feet; and

(2)

the minimum rear yard setback is 15 feet.

(J)

For the portion of a site within 100 feet of property zoned as or used for a use permitted in an L or less restrictive district, the minimum rear yard setback is 10 feet.

(K)

The maximum impervious cover is 50 percent on land with a gradient of 15 percent or less. Impervious cover is prohibited on land with a gradient greater than 15 percent.

Source: Section 13-2-676; Ord. 990225-70; Ord. 031211-11.