Water can be a cause and a constraint
Ponding, irrigation runoff, roof discharge, failed joints, eroded edges, and water directed toward walls or thresholds can contribute to deterioration. Water can also limit which repair or coating system is appropriate.
A dry-day photo may miss the problem. Photos during or shortly after water exposure can show low points, flow direction, splash patterns, and affected transitions.
A patch cannot always create drainage
A localized patch may repair damaged concrete without changing the overall elevation or route of water. Thin material should not be used to promise a slope correction that the geometry, thresholds, drains, and product limits cannot support.
Partial replacement may allow practical slope changes in some areas. Other conditions may require drain, landscape, waterproofing, roof-water, or adjacent-finish coordination.
Document the complete water path
Show the source, damaged concrete, nearby joints, walls, doors, posts, drains, soil, and the discharge point. Note whether the water is rain, irrigation, plumbing discharge, or unknown and whether the condition is constant or seasonal.
This information helps define what can be included in a concrete scope and what needs separate investigation.
Set clear repair limits
A written proposal should state whether it repairs damaged concrete only, changes a local slope, replaces a section, installs or modifies drainage, seals a joint, or coordinates another trade. It should also identify water conditions outside the approved scope.
That distinction matters because a sound concrete patch can still remain exposed to water from a source the concrete scope did not change.