G/TBT/N/RWA/350  
29 July 2020  
(20-5254) Page: 1/2 
Committee on Technical Barriers to Trade  Original:  English  
 
  NOTIFICATION  
The following notification is being circulated in accordance with Article 10.6  
 
1. Notifying Member:  RWANDA   
If applicable, name of local government involved (Article 3.2 and 7.2):   
2. Agency responsible:  Rwanda Standards Board (RSB)  
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:   
Rwanda Stan dards Board  
KK 15 Rd, 49  
P.O.BOX 7099, Kigali, Rwanda  
Tel: +250 788303492  
Email: info@rsb.gov.rw   
Website: www.rsb.gov.rw  
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):  Masonry 
(ICS 91.080.30)  
5. Title, number of pages and language(s) of the notified document:  DRS 108: 2020 
Mortar for masonry — Specification (21 page(s), in English)  
6. Description of content:  This Draft Rwanda Standard specifies requirements for masonry 
mortars for bedding, jointing and pointing in masonry walls, columns and partitions (facing 
and rendered masonry, load bearing or non -load bearing masonry structures for building 
and civil engineering).  
This standard specifies requirements for rendering and plastering mortar used on walls, 
ceilings, columns and partitions.  
It defines the performance related to workable life for fresh mortars. For hardened mortars 
it defines performances related to compressive strength, bond strength and density and 
provides the evaluation of conformity of the product based on tests.  
It applies to mortars mixed in a plant or on site.  
7. Objective and rationale, including the nature of urgent problems where 
applicable:  Prevention of deceptive practices and consumer protection; Protection of 
human health or safety; Protection of the environment; Q uality requirements  G/TBT/N/RWA/350  
 
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  8. Relevant documents:   
• RS EAS 18 -1, Cement — Part 1: Composition, specification and conformity criteria 
for common cement  
• CD ASTM C141 Standard Specification for Hydrated Hydraulic Lime for Structural 
Purposes  
• RS 211 -2, Mortar for masonry — Part 2: Bulk sampling of mortars and Preparation of 
test mortars  
• RS 211 -3, Mortar for masonry — Part 3: Determination of consistence of fresh 
mortar (by flow table)  
• RS 211 -4, Mortar for masonry — Part 4: Determination of consistence of fresh 
mortar ( by plunger penetration)  
• RS 211 -7, Mortar for masonry — Part 7: Determination of water absorption 
coefficient due to capillary action of hardened mortar.  
9. Proposed date of adoption:  To be determined  
Proposed date of entry into force:  To be determine d 
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:   
KK 15 Rd, 49  
Toll Free: 3250  
Tel: +250 788303492  
Email: info@rsb.gov.rw  
Website: www.rsb.gov.rw  
P.O.BOX 7099, Kigali, Rwanda  
https://members.wto.org/crnattachments/2020/TBT/RWA/20_4590_00_e.pdf