Committee on Technical Barriers to Trade - Notification - Burundi, Kenya, Rwanda, Tanzania, Uganda - Concrete

NOTIFICATION

The following notification is being circulated in accordance with Article 10.6

 

1.

Notifying Member: BURUNDI, KENYA, RWANDA, TANZANIA, UGANDA

If applicable, name of local government involved (Article 3.2 and 7.2):

2.

Agency responsible:

Tanzania Bureau of Standards

Ubungo, Morogoro Road/Sam Nujoma Road

P. O. Box 9524

DAR ES SALAAM, TANZANIA

Tel. No: +255 22 245 0298/+255 22 245 0206

Email: nep@tbs.go.tz

Website: www.tbs.go.tz

Telefax: +255 22 2450959

E-mail: info@tbs.go.tz

Website: http://www.tbs.go.tz

Name and address (including telephone and fax numbers, email and website addresses, if available) of agency or authority designated to handle comments regarding the notification shall be indicated if different from above:

3.

Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [ ], 5.7.1 [ ], 3.2 [ ], 7.2 [ ], other:

4.

Products covered (HS or CCCN where applicable, otherwise national tariff heading. ICS numbers may be provided in addition, where applicable): Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 38.01. (HS code(s): 3816); Construction materials (ICS code(s): 91.100)

5.

Title, number of pages and language(s) of the notified document: DEAS 131-1: 2024, Concrete —Part 1: Specification, performance, production and conformity, Second Edition

; (63 page(s), in English)

6.

Description of content: This draft East African Standard applies to concrete for structures cast in situ, precast structures, and structural precast products for buildings and civil engineering structure.

7.

Objective and rationale, including the nature of urgent problems where applicable: Prevention of deceptive practices and consumer protection; Quality requirements; Harmonization; Reducing trade barriers and facilitating trade; Cost saving and productivity enhancement

8.

Relevant documents:

1._    EAS 18-1, Cement — Part 1: Composition, specifications and conformity criteria for common cements

2._    EAS 18-2, Methods of testing cement — Part 2: Chemical analysis of cement

3._    EN 450, Fly ash for concrete — Definitions, requirements and quality control

4._    EN 933-1, Tests for geometrical properties of aggregates — Part 1: Determination of particle size distribution — Sieving method

5._    EN 934-2, Admixtures for concrete, mortar and grout — Part 2: Concrete admixtures — Definitions and requirements

6._    EN 1008:, Mixing water for concrete — Specification for sampling, testing and assessing the suitability of water, including water recovered from processes in the concrete industry, as mixing water for concrete

7._    EN 1097-3, Tests for mechanical and physical properties of aggregates — Part 3: Determination of loose bulk density and voids

8._    EN 1097-6, Tests for mechanical and physical properties of aggregates — Part 6: Determination of particle density and water absorption

9._    EN 12350-1, Testing fresh concrete — Part 1: Sampling

10.EN 12350-2, Testing fresh concrete — Part 2: Slump test

11.EN 12350-3, Testing fresh concrete — Part 3: Vebe test

12.EN 12350-4, Testing fresh concrete — Part 4: Degree of compactability

13.EN 12350-5, Testing fresh concrete — Part 5: Flow table test

14.EN 12350-6, Testing fresh concrete — Part 6: Density

15.EN 12350-7, Testing fresh concrete — Part 7: Air content of fresh concrete — Pressure methods

16.EN 12390- 1, Testing hardened concrete — Part 1: Shape, dimensions and other requirements for test specimens and moulds

17.EN 12390-2, Testing hardened concrete — Part 2: Making and curing specimens for strength tests

18.EN 12390-3, Testing hardened concrete — Part 3: Compressive strength of test specimens

19.EN 12390-6, Testing hardened concrete — Part 6: Tensile splitting strength of test specimens

20.EN 12390-7, Testing hardened concrete — Part 7: Density of hardened concrete

21.EN 12620, Aggregates for concrete

22.EN 12878, Pigments for colouring of building materials based on cement and/or lime —Specifications and methods of test

23.EN 13055-1:, Lightweight aggregates — Part 1: Lightweight aggregates for concrete and mortar

24.EN 13263:, Silica fume for concrete — Definitions, requirements and conformity control

25.EN 13577:, Water quality — Determination of aggressive carbon dioxide content

26.EN 45501:, Metrological aspects of non-automatic weighing instruments

27.ISO 2859-1:, Sampling schemes for inspection by attributes — Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection

28.ISO 3951, Sampling procedures and charts for inspection by variables by percent nonconforming

29.ISO 4316, Surface active agents — Determination of pH of aqueous solutions — Potentiometric method

30.ISO 7150-1, Water quality — Determination of ammonium — Part 1: Manual spectrometric method

31.ISO 7150-2, Water quality — Determination of ammonium — Part 2: Automated spectrometric method

32.ISO 7980, Water quality — Determination of calcium and magnesium — Atomic absorption spectrometric method

33.DIN 4030-2, Assessment of water, soil and gases for their aggressiveness to concrete — Part 2: Collection and examination of water and soil samples

34.ASTM C 173, Test method for air content of freshly mixed concrete by the volumetric method

35.OIML R 117, Measuring systems for liquids (Organisation Internationale de Métrologie Légale)

36.Directive 90/384/EEC, Directive of the Council of 20 June 1990 for the harmonization of the regulations of the Member States concerning non-automatic weighing equipmen.

9.

Proposed date of adoption: To be determined and notified

Proposed date of entry into force: To be determined

10.

Final date for comments: 60 days from notification

11.

Texts available from: National enquiry point [X] or address, telephone and fax numbers and email and website addresses, if available, of other body:

Contact person(s):

Ms. Bahati Samillani (NEP officer) and Mr. Clavery Chausi

Tanzania Bureau of Standards (TBS)

Morogoro/Sam Nujoma Road, Ubungo

P O Box 9524

Dar Es Salaam

Tel: +(255) 22 2450206

Email: nep@tbs.go.tz; bahati.samillani@tbs.go.tz

Website: http://www.tbs.go.tz