All Services Engineering & Architecture Skilled in BBS and ESTIMATION $6/hr · Starting at $150 Amit tiwari civil engineer , i invested my 4 years on site work and offical work also. Expert in bar bending schedule, estimation,data entry and billing of sub contractor's. About $6/hr · Ongoing Download Resume Amit tiwari civil engineer , i invested my 4 years on site work and offical work also. Expert in bar bending schedule, estimation,data entry and billing of sub contractor's. Skills & Expertise BillingData ManagementEngineeringEstimationSteel Detailing 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Billing ServicesData ManagersEstimatorsEngineers