Concrete in Delmar does not usually fail from wear. It fails from water. Water soaks into the pores, freezes, expands roughly 9%, and pops the surface apart — that's the flaking, pitting, and spalling you see on driveways and front steps every spring.
Big shade trees and slow-draining Cherry Hill-area soil keep joints damp, and years of shoveling and salting the front walk grinds joint sand out fast.
Sealing stops that at the source. A penetrating sealer soaks in and forms a hydrophobic barrier inside the concrete, so meltwater and brine beads off instead of soaking in. We clean the slab with a commercial rotary surface cleaner first — sealing over dirt just locks the dirt in — then apply Trident Break Wall (5-year) or the premium Sea Wall (7-year) system.