Later, tarmac and concrete became the dominant paving material.

Due to uses of macadam as a road surface in former times, roads in some parts of the United States (as parts of Pennsylvania) are often referred to as macadam, even though they might be made of asphalt or concrete.

São José da Laje is a municipality located in the western of the Brazilian state of Alagoas.

Laje is a municipality in the state of Bahia in the North East region of Brazil.

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But there are still major problems in local infrastructure, such as paving roads, sewage and water supply.

Laje do Muriaé is a municipality located in the Brazilian state of Rio de Janeiro.

And we found it in the concrete.

A Laje newspaper features complaints and stories of street dwellers demanding respect in the city of Curitiba, Brazil.

A receipt dated 5 June 1887 shows the first renovations involved the re flooring of the church.

He's building this huge concrete place.

They consist of a kerb surrounding an oval mound, which covered a rectangular chamber of stones with the entrance on one of the long sides.

Beach Pontinha widely great beach, deserted, with bike and paving excellent for hiking.

Let's make it concrete.

They wanted concrete answers.

He broke up the concrete block with a hammer.

He broke up the concrete block with a hammer.

This type of concrete has never been used in Singapore.

Special mixes of concrete are made to withstand the extreme pressures of the massive building weight as is typical with reinforced concrete construction, each batch of concrete used was tested to ensure it could withstand certain pressures.

And that rooftop did not have any ceiling, only half a tin sheet.

We removed 123,000 tons of concrete only from the riverbanks.

All of these buildings are made out of reinforced concrete and brick.

In total, the tower contains of concrete, all of which was mixed on site in order to ensure batch consistency.

The failure points were the same walls and slabs not tied properly into columns that's a roof slab hanging off the building cantilevered structures, or structures that were asymmetric, that shook violently and came down, poor building materials, not enough concrete, not enough compression in the blocks, rebar that was smooth, rebar that was exposed to the weather and had rusted away.

So The hut was made of corrugated metal, set on a concrete pad.

The walls are 700 millimeters thick of solid dense concrete.

And what people do is they develop their home on one or two stories, and they sell their loggia or roof rights, and someone else builds on top of their building, and then that person sells the roof rights, and someone else builds on top of their building.

Masons, young people from the neighborhood, neighbors lifted a cement slab and saved a person in

So I've invented it in concrete, because it doesn't really matter.

The existence of a concrete model proves the consistency of a system.

Completed in 1997, it is the tallest concrete building in the world.

Concrete plants, conveyors, degrees, loaders and shuttle were tested.

It's like mushrooms coming through concrete.

Generating station and dam The total length of the dam is 7235 m. The crest elevation is 225 m. Itaipu is actually four dams joined together from the far left, an earth fill dam, a rock fill dam, a concrete buttress main dam, and a concrete wing dam to the right.

Most of the world's airports are owned by local, regional, or national government bodies.

The services sector, including tourism, contributes almost 80 to GDP and employs more than 70 of the labor force.

Then you come up in this glass elevator right near the curtain wall.

Fires are less frightening today than they once were, because more and more houses are built of concrete, and concrete houses do not burn as easily as the old wooden ones.

All the furniture was made of concrete and none of it could be moved.

However, all the families were resettled in houses of the same size and in concrete.

I'll show you something a little more of a concrete example here, as this thing loads.

At the moment, no concrete plan exists for exploration of Europa for life.

The crane picked up the concrete block and laid it in the middle of the road.

Our first school was on a rooftop of a building inside the slums, a second story building, the only second story building inside the slums.

Gaudí conceived a structure with iron pillars and marble and glass slabs, crowned by a large iron and glass roof, with a gas illumination system.