piering line icons collection. foundation, structural, support, footing, settlement, lintel, masonry and linear

vector icon line sign foundation structural support footing settlement lintel masonry piling leveling grouting reinforcement cracking sinking stabilization waterproofing concrete underpinning anchoring piers bolting shoring caissons compression expansion loadbearing soil engineering restoration excavation construction helical piles mudsill pulling pushing singleply spalling steel tuckpointing undermining vertical cracks wall anchors wooden beams hydraulic jacks pier cap lateral movement