WORLD TRADE
ORGANIZATIONG/TBT/N/TTO/2
12 January 2001
(01-0154)
Committee on Technical Barriers to Trade Original:  English
NOTIFICATION
The following notification is being circulated in accordance with Article 10.6.
1. Member to Agreement notifying:   TRINIDAD AND TOBAGO
If applicable, name of local government involved (Articles 3.2 and 7.2):           
2. Agency responsible:   Trinidad and Tobago Bureau of Standards
Name and address (including telephone and fax numbers, e-mail and web-site
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 [    ], other:           
4. Products covered (HS or CCCN where applicable, otherwise national tariff heading.
ICS numbers may be provided in addition, where applicable):   Carbon steel bars for the
reinforcement of concrete  (ICS 77.140.60)
5. Title, number of pages and language(s) of the notified document:   Carbon Steel Bars for
the Reinforcement of Concrete – Specification (vi, 22 pages, English)
6. Description of content:   This National Standard specifies requirements for carbon steel
bars for the reinforcement of concrete.  It covers hot and cold worked bars that are plain and
weldable, plain and non-weldable, deformed and weldable, or deformed and non-weldable.
This National Standard applies to bars that have minimum yield strengths of 250 Mpa,
300 Mpa, 420 Mpa and 460 Mpa respectively.
This standard covers carbon steel bars made from billets of known composition that are
manufactured by acceptable methods for maki ng steels such as the open-hearth, basic
oxygen and the electric-arc-furnace processes.
Bars produced by re-rolling finished products or by rolling material of which the
metallurgical history is not known are not covered by this standard.
7. Objective and rationale, including the na ture of urgent problems where applicable:
Compulsory status has been recommended in order to protect consumers or users against
danger to health or safety, and to ensure a product to be of acceptable quality.
8. Relevant documents:   TTS 583:  2001 Carbon steel bars for the reinforcement of concrete
– Specification.
9. Proposed date of adoption:  30 days after the final date for comments
Proposed date of entry into force:
10. Final date for comments:   2 April 2001
11. Texts available from:  National enquiry point [ X] or address, telephone and fax
numbers, e-mail and web-site addresses, if available of the other body:           