05a — SECTOR

Government & Road Contracts

A 40-year-established, compliance-ready supplier of road-grade granite aggregate for government and institutional contracts across northern Ghana.

Request a road-grade quote Compliance documentation

01 — WHY UPPER QUARRY

What makes Upper Quarry the right road-aggregate supplier?

Eligibility & compliance

Documentation and environmental governance built for institutional tender due diligence.

Road-grade material

Crusher-run for base and sub-base, plus wearing-course chippings to specification.

Capacity & reliability

Established plant and haulage to sustain scheduled supply against a programme.

Local presence

Quarried at Pwalugu — shorter haul to northern road corridors than southern sources.

02 — RELEVANT GRADES

Which aggregate grades are used in road construction?

Grade

Crusher-run (0–37.5mm)

Road base & sub-base

GHS 150/t ex-quarry Indicative — confirm by quote

Grade

19/20mm Chippings

Structural concrete, road base

GHS 185/t ex-quarry Indicative — confirm by quote

Grade

14mm Chippings

Structural concrete, asphalt binder

GHS 190/t ex-quarry Indicative — confirm by quote

Grade

6mm Chippings

Asphalt wearing course, fine concrete

GHS 210/t ex-quarry Indicative — confirm by quote

All rates are indicative (ex-quarry, before haulage). Confirm by formal quote. Full grade table →

03 — COMPLIANCE & ELIGIBILITY

Are you eligible for government contracts?

Upper Quarry has operated continuously since 1980 within Ghana's minerals and environmental framework. We maintain the approvals, governance records and documentation that institutional tender processes require.

Our compliance posture is built for government scrutiny — not assembled at tender time. Contact us with your specific documentation requirements to confirm what is available and the process for supplying it.

Quality, environment & compliance →

Environmental approvals and regulatory permits

Environmental committee governance records

Grading specifications and confirmable test data

Proof-of-supply documentation

Company registration and business information

Compliance history — 40+ years continuous operation

04 — TRACK RECORD

Road projects supplied from Pwalugu

Representative road and infrastructure projects — confirm actual records by quote. All supply details are illustrative until client-confirmed.

Road · 2019

Bolgatanga–Bawku Road Rehabilitation

19/20mm chippings & crusher-run

Road · 2021

Tamale Interchange Approach Roads

14mm & 19/20mm chippings

Road · 2022

Bolgatanga Township Roads (Phase 2)

6mm & 14mm chippings

Track record is representative. View all projects →

Government & road contracts — frequently asked questions

Do you supply road-grade aggregate?

Yes — crusher-run for base and sub-base, and 6mm to 19/20mm chippings for surface dressing and asphalt, supplied to specification.

Are you eligible for government contracts?

We are a 40-year-established supplier with the compliance posture and documentation expected for government and institutional procurement.

Can you sustain scheduled supply on a programme?

Yes. Established plant and haulage let us plan repeatable, scheduled deliveries against a contract programme.

What lead times apply to road projects?

Indicatively one to three days depending on distance and load size; large or scheduled orders are planned in advance. Confirm on the formal quote.

Do you provide compliance and grading documentation?

Yes — environmental, regulatory and grading documentation is provided as part of tender and contract processes.

Why source from Pwalugu for northern roads?

Quarrying locally at Pwalugu shortens the haul to northern road corridors compared with southern sources, lowering delivered cost and lead time.

Ready to discuss a road aggregate supply?

Get an indicative estimate or contact us with your tender requirements.

Request a Quote Compliance & Documentation