Ключевые слова: aiming pump, automatic pump, build, builder worker, building, cement, cement concrete, cement foundations, cement strip, concrete, concrete foundation, concrete mix, concrete pump, construct foundation, construction, construction site, construction worker, constuction details, contractor, deep trench, direct concrete, directing, during construction, foundation, ground, home, industry, liquid, mortar, operation, pit, pour, pouring, pouring cement, pouring concrete, pouring foundation, preparation, preparing trenches, pump, strip foundation, trench, trench form work, work, worker, workman,