Christiansburg

Unless the contrary is clear from the context of the lists or other regulations of this chapter, uses not specifically listed are prohibited.

No business or commercial building or structure, temporary or permanent, shall be located closer than 20 feet to the boundary of a residential district or located within any easement or right-of-way. Residential development shall comply with all frontage, lot, yards and development standards for similar development in the R-3 Multiple-Family Residential District, unless such residence is part of the business building or structure.

A minimum of 20 percent of the site shall be reserved for greenspace landscaping with no more than 50 percent of the greenspace in grass alone. The greenspace shall contain trees with a minimum height, at time of planting, of six feet or more at the ratio of one tree per 400 square feet or less of greenspace area.

Sidewalks shall be required for all new development. In lieu of sidewalks, an owner or developer may provide a paved multi-use trail if approved by the town manager. The trail must be a minimum of ten feet in width and adjoin the street right-of-way. A trail must run the entire road frontage of the parcel. ... Sidewalks shall be required whenever a new principal building is built or an existing principal building is renovated or expanded sufficiently to increase its value by 25 percent before a certificate of occupancy may be issued.

Buildings may be erected up to 35 feet in height from street grade or lot grade at setback line, whichever is greater; except, that: (1) The height limit may be increased up to 70 feet, provided the building is set back from all lot lines at least two feet for each one foot of height over 35 feet.

Buildings may be erected up to 35 feet in height from street grade or lot grade at setback line, whichever is greater; except, that: (1) The height limit may be increased up to 70 feet, provided the building is set back from all lot lines at least two feet for each one foot of height over 35 feet. (2) Church spires, belfries, cupolas, monuments, water towers, chimneys, flues and flagpoles shall be exempt from this section. (3) Parapet walls may be up to four feet above the height of the building on which the walls rest.

For residential uses within a planned commercial development, the dwelling unit density shall not exceed 30 dwelling units per gross acre. Required off-street parking may be decreased by no more than 20 percent. The total development area, whether existing as a single parcel or multiple adjacent parcels is at least ten acres ...

Planned Commercial Developments (PCDs) are intended to provide for flexibility... The maximum ratio of residential development square footage to the square footage of the overall development shall be provided as a condition of development... For residential uses within a planned commercial development, the dwelling unit density shall not exceed 30 dwelling units per gross acre. Required off-street parking may be decreased by no more than 20 percent... The total development area, whether existing as a single parcel or multiple adjacent parcels is at least ten acres...

In the floodway district, no development shall be permitted except where the effect of such development on flood heights is fully offset by compensatory improvements... The following uses and activities are permitted... agricultural uses, recreational uses, accessory residential uses, temporary nonresidential uses... The following uses and activities are permitted only upon the issuance of a zoning permit: streets, bridges, utility transmission lines, dams, etc.

In the floodway district no development shall be permitted except where the effect of such development on flood heights is fully offset by accompanying improvements which have been approved by all appropriate local and/or state authorities, as required above.

In the floodway district, no development shall be permitted except where the effect of such development on flood heights is fully offset by compensatory improvements...

In the floodway district no development shall be permitted except where the effect of such development on flood heights is fully offset by accompanying improvements... Permitted uses: ...

The flood-fringe and approximated floodplain districts shall be overlay districts... All uses, activities and development within the flood-fringe and approximated floodplain districts shall be undertaken only upon the issuance of a zoning permit... All new construction and substantial improvements of residential structures shall have the lowest floor elevated no lower than one foot above the base flood elevation.

The flood-fringe and approximated floodplain districts shall be overlay districts... All uses, activities and development within the flood-fringe and approximated floodplain districts shall be undertaken only upon the issuance of a zoning permit... All new construction and substantial improvements within the approximated floodplain district shall have the lowest floor (including basement) elevated to or above the base flood elevation.

In the flood-fringe and approximated floodplain districts, the development and/or use of land shall be permitted in accordance with the regulations of the underlying district, provided that all such uses, activities and/or development shall be undertaken in strict compliance with the floodproofing and related provisions contained in the Virginia Uniform Statewide Building Code and all other applicable codes and ordinances.

All uses, activities and development within the flood-fringe and approximated floodplain districts shall be undertaken only upon the issuance of a zoning permit and shall be undertaken only in strict compliance with the provisions of this article...

All new construction and substantial improvements within the approximated floodplain district shall have the lowest floor (including basement) elevated to or above the base flood elevation.

In the flood-fringe and approximated floodplain districts, the development and/or use of land shall be permitted in accordance with the regulations of the underlying district, provided that all such uses, activities and/or development shall be undertaken in strict compliance with the floodproofing and related provisions contained in the Virginia Uniform Statewide Building Code and all other applicable codes and ordinances.

No special exception or variance shall be granted for any proposed use, development or activity within the floodway district that will cause any increase in flood levels during the 100-year flood.

In passing upon applications for variances, the board of zoning appeals shall satisfy all relevant factors... No special exception or variance shall be granted for any proposed use, development or activity within the floodway district that will cause any increase in flood levels during the 100-year flood. Existing structures and/or uses located in the floodway district shall not be expanded or enlarged unless the effect of the proposed expansion or enlargement on flood heights is fully offset by accompanying improvements.