Lucas kept looking at her and tripped on an uneven sidewalk slab.

The class ended and I left, passing from the campus to the city streets, my feet eating up the sidewalk slabs until the diner's neon sign buzzed above my head.

What can be done, though, when the surface beneath a sidewalk slab settles or is washed out, leaving one slab considerably lower than its neighbor?

The 1924 sidewalk slabs were replaced by precast, prestressed slabs in 1962.

For larger repairs like restoring broken steps or a sidewalk slab, use ordinary concrete mix, which is sold in bags.

He directed the hose at one sidewalk slab dotted with black spots, watching as they slowly disintegrated.

Four sidewalk slabs adjoining the building also have the Horne's logo engraved in them.

CONCRETE sidewalk slabs sometimes settle unevenly if soil beneath them compacts or is washed away.

It is also useful for prying weeds out of cracks between slates or sidewalk slabs, and for opening bags of mulch or grass seed.

A CONCRETE sidewalk slab that has tilted because of uneven settling can usually be leveled.