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Company ID 1033

Company Name Hi-Grade Materials Company, Inc

Company Type CORP

Physical Address 17671 Bear Valley Road
Hesperia, CA 92345

Mailing Address 17671 Bear Valley Road
Hesperia, CA 92345

Contact Info Phone: 760-244-9325
Fax: N/A

Company Note N/A

Facilities - Showing 1 to 9 of 9 Facilities

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Facility Name

Street

City

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Phone Number

Number of Permits

Action

120

Hi-Grade Materials-Bear Valley Rd

17689 Bear Valley Road

Hesperia

92345

760-244-9325

Show Permits

Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
T000814	CONCRETE BATCHING AND DISPENSING SYSTEM	Quantity of 3 Total Bin Vent Dust Collectors, de...	02/23/2026	02/28/2027	Download Permit Print Permit
B001496	CONCRETE BATCH PLANT	N/A	02/23/2026	02/28/2027	Download Permit Print Permit
N001624	GASOLINE DISPENSING FACILITY (NON-RETAIL)	N/A	02/23/2026	02/28/2027	Download Permit Print Permit

121

Hi-Grade Materials - Meridian Rd

8701 Meridian Road

Lucerne Valley

92356

760-244-9325

Show Permits

Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
B000815	AGGREGATE PROCESSING PLANT	Facility elevation is 3251 feet above sea leve...	02/23/2026	02/28/2027	Download Permit Print Permit
B001876	AGGREGATE PLANT	Fontana Paving Material Facility elevation is 3...	02/23/2026	02/28/2027	Download Permit Print Permit
B002365	AGGREGATE PIT SYSTEM	Facility elevation is 3284 feet above sea leve...	02/23/2026	02/28/2027	Download Permit Print Permit
B002946	CONCRETE BATCH PLANT	Portable, Erie Strayer Co., Model MCG-11 rated @...	02/23/2026	02/28/2027	Download Permit Print Permit

595

Hi-Grade Materials Company - Yucca Valley

55475 Yucca Trail

Yucca Valley

92284

760-244-9325

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Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
B001880	CONCRETE BATCH PLANT	N/A	03/25/2026	03/31/2027	Download Permit Print Permit
C001881	BAGHOUSE	emissions control of Cement Storage Silo (Distri...	03/04/2021	03/31/2022	Download Permit Print Permit
T001895	CEMENT STORAGE SILO	2,520 gallon capacity, served by a Liddel bin ve...	03/25/2026	03/31/2027	Download Permit Print Permit
T010703	STORAGE SILO, FLY ASH	2520 gallon storage silo for fly ash, served by ...	03/25/2026	03/31/2027	Download Permit Print Permit

615

Hi-Grade Materials-Two Mile Rd

64722 Two Mile Road

Joshua Tree

92252

760-244-9325

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	Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
	B001095	CONCRETE BATCH PLANT	N/A	02/23/2026	02/28/2027	Download Permit Print Permit
	C001096	SILO BAGHOUSE	Serving Concrete Batch Plant w/ motor driven sha...	02/23/2026	02/28/2027	Download Permit Print Permit

1000

Hi-Grade Materials-Adelanto Rd

17450 Adelanto Road

Adelanto

92301

760-244-9325

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Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
B002214	READY-MIXED CONCRETE PLANT 150 Cubic Yards (CY) ...	N/A	08/06/2012	07/31/2013	Download Permit Print Permit
B000811	CONCRETE BATCH PLANT	N/A	01/08/1999	07/31/1999	Download Permit Print Permit
B015392	CONCRETE BATCH PLANT	RexWorks Inc. 10-Yard Lo-Go Plant, Serial Number...	12/01/2025	07/31/2026	Download Permit Print Permit
C002216	AIR POLLUTION CONTROL	Fabric dust collector: Manufacturer: REX, mo...	08/06/2012	07/31/2013	Download Permit Print Permit
C003321	AIR POLLUTION CONTROL	Fabric Dust Collector: Manufacturer: Con-E-C...	08/06/2012	07/31/2013	Download Permit Print Permit
C000812	BAGHOUSE	Silo Fabric Filter, Four bags, 4'l x 8"dia.	01/08/1999	07/31/1999	Download Permit Print Permit
C015389	DUST COLLECTOR, FLYASH SILO	Lidell Model PJC-305, which is described as foll...	12/02/2025	07/31/2026	Download Permit Print Permit
C015391	DUST COLLECTOR, CEMENT SILO	Lidell Model PJC-305, which is described as foll...	12/02/2025	07/31/2026	Download Permit Print Permit
C015393	DUST COLLECTOR	C & W Model BP-1300, which is described as follo...	12/02/2025	07/31/2026	Download Permit Print Permit
T003320	TANK - FLYASH SILO	Plant Fabricators, Inc. (P.F.I.) capacity of 90,...	08/06/2012	07/31/2013	Download Permit Print Permit
T002215	TANK - CEMENT STORAGE SYSTEM	"REX" Lo-Go 10, model 350661, with a capacity of...	08/06/2012	07/31/2013	Download Permit Print Permit
T015390	STORAGE SILO, FLYASH	Plant Fabricators, Inc. (P.F.I.) capacity of 90,...	12/01/2025	07/31/2026	Download Permit Print Permit
T015388	STORAGE SILO, CEMENT	"REX" Lo-Go 10, model 350661, with a capacity of...	12/01/2025	07/31/2026	Download Permit Print Permit

3491

Hi-Grade Materials Company - 29 Palms

7451 Mojave Road

Twentynine Palms

92277

760-244-9325

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Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
B000889	CONCRETE BATCH PLANT	Facility elevation is 2098 feet above sea leve...	02/23/2026	02/28/2027	Download Permit Print Permit
B000891	ROCK CRUSHING PLANT	The ratings below are in horsepower. The plant ...	02/23/2026	02/28/2027	Download Permit Print Permit
C012306	BAGHOUSE, CEMENT AND FLY ASH STORAGE SILOS	Model ES 168B, High Frequency Pulse Type, fourte...	02/23/2026	02/28/2027	Download Permit Print Permit
C012322	BAGHOUSE, FLY ASH STORAGE SILO	Model ES 168B, High Frequency Pulse Type, fourte...	02/23/2026	02/28/2027	Download Permit Print Permit
T006893	STORAGE TANK (GUPPY), CEMENT	Facility elevation is 2098 feet above sea level....	02/23/2026	02/28/2027	Download Permit Print Permit
T012305	STORAGE SILO, CEMENT AND FLY ASH	Facility elevation is 2098 feet above sea level...	02/23/2026	02/28/2027	Download Permit Print Permit

4670

Hi-Grade Materials-Agarita Ave.

31500 Agarita Avenue

Barstow

92311

760-669-3238

Show Permits

	Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
	B015507	DIESEL IC ENGINE, PORTABLE* GENERATOR	Certified EPA Tier IVF, Year of Mfg. 2017, Engi...	03/25/2026	03/31/2027	Download Permit Print Permit