27-7 MINING, QUARRY, SAND, AND GRAVEL EXCAVATION ZONE (MG-EX): Uses
Unofficial copy. It may be out of date. Not legal or zoning advice. Zoning rules change, and only the city or county can say for sure what is allowed on a property. Confirm with the city or county planning department before you buy, sign or build.
The official Erda code is at https://erda.gov/city-codes-and-maps/.
Text pulled 2026-10-19 from this source.
Tables (like use tables) may not copy cleanly, so check any table against the official code.
Confirm anything here with Erda planning before you rely on it.
No building, structure or land shall be used, and no building or structure shall be hereafter erected, structurally altered, enlarged or maintained in the commercial, industrial or hazardous industries zoning districts except as provided in this part.
Table 27-8.1. Mining, quarry, sand, and gravel excavation and support uses.
Use
(MG-EX)
a
!Accessory uses buildings customarily incidental to conditional uses
C1
b
!Agriculture , grazing of animals, raising of crops
p
C
!Automobile and truck service station
C1
d
Cast stone, cement, cinder, terra cotta; tile, brick, synthetic cast stone, brick, block, pumice stone and gypsum products
C1
e
Coffee shop
p
f
Construction equipment and supply trailer, temporary
C1
g
Construction field office, temporary
C1
h
Convenience store with gasoline sales
C1
i
Gravel and sand excavation
commercial operations
C1
temporary project specific operations
C1
j
Machine shop
C1
k
Mines
C
Non-hazardous landfill
C
I
Quarries
C
m
Parking lot incidental to a use conducted on the premises
C1
n
Parking lot not incidental to a use conducted on the premises
C1
Pottery, plaster , incidental plaster, plaster of paris, ceramic, and clay
C1
p
Power generation (electrical) for on-site use:
solar
p
Wind under 5.9 kva
p
auxiliary, temporary, wind, with more than 6 kva, but less than 10 kva output
C1
Fuel cells, steam, hydro, or reciprocating engine with more than 10.05 kva, but less 150 kva
C1
Table 27-8.1. Mining, quarry, sand, and gravel excavation and support uses.
steam, hydro, or reciprocating engine with more than 150 kva
C1
q
Rock crusher / concrete batch plant
C1
r
!Truck and freighting operation
C1
s
[Truck and heavy equipment service station and repair facility
C1
t
!Truck wash
C1
Table 27-8.2. Manufacturing, curing, compounding, processing, packaging, production and treatment. Such uses are to be located no closer than 1,300 feet from a zoning district boundary.
Use
(MG-EX)
a
Accessory uses buildings customarily incidental to conditional uses
C
b
Asphalt plant
C
e
Coal
C
f
Gasoline and petroleum
C
g
Iron
C
h
Lime
C
i
Lubricating grease, oil, oilcloth and oiled rubber goods
C
j
Ore smelting
C
Precious or semiprecious stones or metals
C
m
[Tar
C
Table 27-8.3. Utilities and utility services.
Use
(MG-EX)
a
Essential service facilities
p
b
Substations
C
C
Transmission lines of 50 kV or greater capacity
C
d
Large wind energy systems (i.e., wind turbine farms)
C
27-6 MINING, QUARRY, SAND, AND GRAVEL EXCAVATION ZONE (MG-EX): Codes and symbols · 28-1 SITING OF WIRELESS TELECOMMUNICATIONS FACILITIES: Purpose and scope