Put the following sentences in the right order

a. Portland cement substitutes can reduce the cost of the concrete and improve its physical properties.

b. Concrete pavements are typically stronger and more durable than asphalt roadways.

c. JPCP controls cracks by dividing the pavement into slabs separated by contraction joints.

d. Concrete surfaces are created using a concrete mix of Portland cement, coarse aggregate, sand and water.

e. Continuously reinforced concrete pavements use reinforcing steel rather than contraction joints for crack control.

f. JRCP uses reinforcing steel within each slab to control within-slab cracking.

6. Find in the text synonyms to the following words and word-combinations:

aim, regulate, divide, though, fix, lasting, perceptible, taking much time, primary, decide, plus.

7. Give English equivalents of the following words and word combinations.

Интенсивное движение, большегрузное транспортное средство, бетонная смесь, требуемое количество воды, ослабить вредные химические реакции, физические свойства, отдельные плиты, противоскользящее покрытие, заметный недостаток, требующий много времени.

8. Tell all the information that you learnt about concrete pavement, its types, advantages and disadvantages.

1. Before you start. · Do you know any other pavement types? · Have you ever seen a road covered with material different from concrete or asphalt?

Date: 2015-12-12; view: 572; Нарушение авторских прав