| 1. | 通報(bào)成員：盧旺達(dá) |
| 2. | 負(fù)責(zé)機(jī)構(gòu)：Rwanda Standards Board (RSB) |
| 3. |
通報(bào)依據(jù)的條款：Article 2.9.2 [X], 2.10.1 [??], 5.6.2 [??], 5.7.1 [??]
通報(bào)依據(jù)的條款其他：
|
| 4. | 覆蓋的產(chǎn)品：Cement. Gypsum. Lime. Mortar (ICS 91.100.10)
ICS：[] HS：[] |
| 5. |
通報(bào)標(biāo)題：DRS 144: 2020 Concrete building blocks and bricks — Specification頁數(shù)：21 使用語言：英語 鏈接網(wǎng)址： |
| 6. |
內(nèi)容簡述： This Draft Rwanda Standard specifies precast solid and precast hollow concrete masonry building blocks and bricks for use in interior and exterior use in constructing structural and non-structural masonry walling , and are made from portland cement, water, and suitable mineral aggregates with or without the inclusion of other materials. Building block and bricks covered by this standard are: This Standard specifies performance requirements related to dimensional accuracy, density, strength, water absorption, shrinkage and moisture movement for hollow blocks and solid cement blocks or bricks. |
| 7. | 目的和理由：Prevention of deceptive practices and consumer protection; Protection of human health or safety; Quality requirements |
| 8. | 相關(guān)文件： ?RS 96, Methods of testing aggregates ?RS 107, Building Sands - Specification ?RS EAS 18-1, Cement - Part 1: Composition, specification and conformity criteria for common cement ?ASTM C426 Standard Test Method For Linear Drying Shrinkage Of Concrete Masonry Units ASTM C140/C140M-18a Standard Test Methods for Sampling and Testing Concrete Masonry Units and Related Units |
| 9. |
擬批準(zhǔn)日期：
To be determined 擬生效日期： To be determined |
| 10. | 意見反饋截至日期：60 days from notification |
| 11. |
文本可從以下機(jī)構(gòu)得到：
KK 15 Rd, 49 https://members.wto.org/crnattachments/2020/TBT/RWA/20_4601_00_e.pdf |
This Draft Rwanda Standard specifies precast solid and precast hollow concrete masonry building blocks and bricks for use in interior and exterior use in constructing structural and non-structural masonry walling , and are made from portland cement, water, and suitable mineral aggregates with or without the inclusion of other materials.
Building block and bricks covered by this standard are:
a) Hollow load bearing and non-load bearing cement blocks;
b) Solid load-bearing cement blocks and bricks.
This Standard specifies performance requirements related to dimensional accuracy, density, strength, water absorption, shrinkage and moisture movement for hollow blocks and solid cement blocks or bricks.
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