United States
Tolunay-Wong Engineers
10710 S. Sam Houston Parkway West, Suite 100, 77031, Houston, TX, United States
A2LA|698.02A2LA|698.03ISO/IEC 17025Register collected 2026-08-22
Certificates
2
Scope items
8
Locations
2
Contact this laboratory
Register record
- A2LACollected
- 698.02Active
- 698.03Active
Certificates and scope
2A2LA
ISO/IEC 17025
Active698.02
Accredited scope, certificate 698.02
| Discipline | Method | Matrix | Range |
|---|---|---|---|
| materials | - | - | - |
| materials | ISO/IEC 17025:2017; ASTM C1077; ASTM D3666; ASTM D3740; ASTM E329; ASTM C29/C29M; ASTM C117; ASTM C127; ASTM C128; ASTM C131/C131; ASTM C136/C136M; ASTM C535; ASTM C702/C702M; ASTM D75/D75M1; Tex-401-A; Tex-402-A; Tex-403-A; Tex-404-A | Aggregates | - |
| materials | Tex-422-A; Tex-423-A; Tex-424-A; Tex-448-A; Tex-450-A; ASTM D558/D558M; ASTM D698; ASTM D1140; ASTM D1557; ASTM D1632; ASTM D1633; ASTM D1883; ASTM D2168; ASTM D2216; ASTM D2487; ASTM D2488; ASTM D4318; ASTM D4718/D4718M; ASTM D5102; ASTM D6276; ASTM D69381; Tex-100-E; Tex-101-E; Tex-103-E; Tex-104-E; Tex-105-E; Tex-106-E; Tex-107-E; Tex-110-E; Tex-111-E; Tex-112-E; Tex-113-E; Tex-114-E; Tex-128-E; Tex-130-E; Tex-141-E; Tex-142-E | Freshly Mixed Portland Cement Concrete; Soils; Soil-Cement Mixtures; Soil and Rock; Base Materials; Subgrade, Embankment Soils, and Backfill Material | - |
| materials | Tex-405-A; Tex-406-A; Tex-408-A; Tex-409-A; Tex-410-A; Tex-413-A; ASTM D2726; ASTM D3203/D3203M; ASTM D3549/D3549M; Tex-200-F; Tex-201-F; Tex-206-F; Tex-207-F; Tex-222-F; Tex-225-F; Tex-227-F; Tex-236-F; ASTM C31/C31M1; ASTM C39/C39M; ASTM C42/C42M; ASTM C78/C78M1; ASTM C138/C138M1; ASTM C143/C143M1; ASTM C172/C172M1; ASTM C1731; ASTM C174/C174M; ASTM C192/C192M; ASTM C231/C231M1; ASTM C293/C293M; ASTM C617/C617M; ASTM C1064/C1064M1; ASTM C1231/C1231M; Tex-407-A; Tex-414-A; Tex-415-A; Tex-416-A; Tex-417-A; Tex-418-A | Concrete | - |
Ranges are reproduced from the accredited scope document as published. An absent range means the register did not state one.
A2LA
ISO/IEC 17025
Active698.03
Accredited scope, certificate 698.03
| Discipline | Method | Matrix | Range |
|---|---|---|---|
| materials | - | - | - |
| materials | ISO/IEC 17025:2017; ASTM C1077; ASTM D3666; ASTM D3740; ASTM E329; ASTM C29/C29M; ASTM C117; ASTM C127; ASTM C128; ASTM C131/C131; ASTM C136/C136M; ASTM C535; ASTM C702/C702M; ASTM D75/D75M1; Tex-401-A; Tex-402-A; Tex-403-A; Tex-404-A | Aggregates | - |
| materials | Tex-405-A; Tex-406-A; Tex-408-A; Tex-409-A; Tex-410-A; Tex-413-A; ASTM D2726; ASTM D3203/D3203M; ASTM D3549/D3549M; Tex-200-F; Tex-201-F; Tex-206-F; Tex-207-F; Tex-222-F; Tex-225-F; Tex-227-F; Tex-236-F; ASTM C31/C31M1; ASTM C39/C39M; ASTM C42/C42M; ASTM C78/C78M1; ASTM C138/C138M1; ASTM C143/C143M1; ASTM C172/C172M1; ASTM C1731; ASTM C174/C174M; ASTM C192/C192M; ASTM C231/C231M1; ASTM C293/C293M; ASTM C617/C617M; ASTM C1064/C1064M1; ASTM C1231/C1231M; Tex-407-A; Tex-414-A; Tex-415-A; Tex-416-A; Tex-417-A; Tex-418-A | Concrete | - |
| materials | Tex-422-A; Tex-423-A; Tex-424-A; Tex-448-A; Tex-450-A; ASTM D558/D558M; ASTM D698; ASTM D1140; ASTM D1557; ASTM D1632; ASTM D1633; ASTM D1883; ASTM D2168; ASTM D2216; ASTM D2487; ASTM D2488; ASTM D4318; ASTM D4718/D4718M; ASTM D5102; ASTM D6276; ASTM D69381; Tex-100-E; Tex-101-E; Tex-103-E; Tex-104-E; Tex-105-E; Tex-106-E; Tex-107-E; Tex-110-E; Tex-111-E; Tex-112-E; Tex-113-E; Tex-114-E; Tex-128-E; Tex-130-E; Tex-141-E; Tex-142-E | Freshly Mixed Portland Cement Concrete; Soils; Soil-Cement Mixtures; Soil and Rock; Base Materials; Subgrade, Embankment Soils, and Backfill Material | - |
Ranges are reproduced from the accredited scope document as published. An absent range means the register did not state one.
Location
Other Locations
1 other site in this organization
Labs with overlapping accredited scope in United States
- HTS, Inc. ConsultantsHouston, TX · under 1 kmA2LAShares 4 accredited methods and materialsASTM D698ASTM E329Aggregates
- Ninyo & Moore Geotechnical & Environmental Sciences ConsultantsHouston, TX · under 1 kmA2LAShares 3 accredited methods and materialsASTM D698ASTM E329Concrete
- FenaghRound Rock, TX · ~237 kmA2LAShares 3 accredited methods and materialsASTM E329AggregatesConcrete
- Professional Service IndustriesTukwila, WA · ~3,028 kmA2LAShares 3 accredited methods and materialsASTM D698ASTM E329Concrete
- Otto Rosenau & AssociatesSeattle, WA · ~3,040 kmA2LAShares 3 accredited methods and materialsASTM D698AggregatesConcrete
Accreditation data collected from the A2LA register on .
This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the A2LA entry linked above.