Objectives- causes of building distress-purpose of report - authorization-need for analysis- steps in conditional assessment-preliminary evaluation methods - Onsite investigation and off site investigationRapid(visual) investigation - Details of visual investigation - Performing structural condition assessment - study of document and other evidence - preliminary numerical analysis-reporting-decision on immediate action - Recommendation of detailed assessment Module: 2
ASSESSMENT PROCEDURE & NON-DESTRUCTIVE 8 Hours TECHNIQUES Detailed assessment- mandated or damage or deterioration-professional competence-professional responsibility and liability-professional requirement - detail documentation search and review-building examination-forms and check list- Role of Non-Destructive Techniques in Condition Assessment Non-destructive testing: Rebound Hammer, Ultrasonic Pulse Velocity Tests test in condition assessment – Corrosion- Carbonation - Destructive Vs Non-destructive-guidelines-structural systems – concrete wood-masonry and Metals Module: 3 STRUCTURAL MATERIALS ASSESSMENT 8 Hours Collection of existing data: design/construction Phase - repair interventions-inspections-Analzing existing data-data quality assessment-Probability of Detection (PoD)-Planning evaluation techniquesInspection Procedure-condition survey: concrete, masonry, wood and metal structures- survey inspection checklist- Design materials evaluation program- Selection of destructive and nondestructive testing-identify the limitations of NDT techniques - interpreting tests results -Diagnose problems- assess strengths and weaknesses of structural materials Module: 4 EVALUATION OF STRUCTURAL MATERIALS AND SYSTEMS 8 Hours Project-Planning group-Identifying hazard- proactive strategies –reactive strategies- economic considerations-deterioration modeling-mechanisms planning the evaluation-statistical proceduresdestructive and nondestructive test on concrete-evaluate cracks in concrete and masonry- analyze wet masonry walls – evaluate Heritage structures - evaluating corrosion -interpret test results - develop inspection checklist - condition assessment projects - evaluating test data- Assessing damage suitability for future use-recommendation-implement action Module: 5 REPORT OF STRUCTURAL CONDITION ASSESSMENT 7 Hours Quality Assurance report - existing conditions - summary- list of components reviewed -observations and findings - structural integrity- structural capacity checks - interpretations and findings - photographic documentation - rehabilitation recommendations - field measurements. Module: 6 CASE STUDIES 7 Hours Structural systems: columns damaged condition - columns damaged condition & seepage through basement – kitchen -wash area floor condition (first floor) - walls dampness & chajja condition (ground floor)- spalling of concrete in columns- spalling of concrete in beams- chajjas/ fins damaged ConditionChajjas/ Parapet and Columns Damaged Condition-HVAC-Pumping-Electrical systems-Parking structures-Chimneys-Bridges Total Lectures 45 Hours Reference Books 1. Cairns, J., Gehlen, C., Andrade, C., Bartholomew, M., Gulikers, J., Leon, F. J., Matthews, S., McKenna, P., Osterminski , K., Paeglitis, A., & Straub, D. “Condition Control and Assessment of Reinforced Concrete Structures Exposed to Corrosive Environments”. (fib Bulletin; Vol. 59). International Federation for Structural Concrete (fib)., 2011) 2. Guideline for Structural Condition Assessment of Existing BuildingsSEI/ASCE11-99
CIVIL ENGINEERING (2020)
