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Engineering Laboratory

Materials and Structural Systems Division

Projects/Programs

Displaying 26 - 50 of 55

Improved Assessment Criteria for Performance-Based Seismic Design

Completed
Objective - Task (1): To establish a new generation of performance-based design assessment criteria that captures a component action’s dependence on loading history by conducting a set of focused experimental tests and computer simulations on eccentrically braced frame link beams. Task (2): To vet...

Materials and Structures for Resilience Program

Ongoing
Objective To improve building codes, standards, and engineering practice by developing and deploying advances in measurement science that enhance the robustness, resilience, and durability of materials and structures against natural and manmade hazards. Technical Idea The Materials and Structures...

Measurement Science to Assure the Performance of Green Concretes Project

Completed
Objective: To develop and deliver the measurement science identified by industry for assuring the performance of Industrial-by-Product (IBP) low-carbon footprint concretes with up to 50% by mass of the cement replaced by IBPs by 2015. What is the new technical idea? The industry average cement...

Measurement Science to Assure the Performance of Innovative Concretes

Completed
Objective - To develop the measurement science needed to enable greater industry use of innovative concretes, such as 3D printing, more durable and limestone replacement concretes. What is the new technical idea? Manufacturing of cement and production/placement of concrete requires significant...

Measurement Science Tools for Accelerated Weathering of Polymers Project

Ongoing
Objective - Develop a U.S. resource for service life prediction by delivering a suite of measurement science tools including publically available data sets, statistical models, validation data, and geographically specific predictions based on validated statistical models. This resource will be the...

Methods for Community Resilience Tradeoffs

Completed
Objective - To support community resilience planning in the context of multiple competing objectives, including sustainability, adaptation, and public health, by evaluating complementarities and tradeoffs. What is the technical idea? Communities face multiple competing objectives in planning...
NIST SPHERE

Metrology for Accelerated Laboratory Weathering

Ongoing
Objective To develop and implement measurement science using the NIST Accelerated Weathering Laboratory technology for conducting accurate and traceable aging experiments and service life prediction of resilient infrastructure materials. Technical Idea The integrating sphere-based technology used in...

National Earthquake Hazards Reduction Program (NEHRP) Coordination

Completed
Objective - To support NIST's statutory Lead Agency role of coordinating National Earthquake Hazards Reduction Program (NEHRP) research and implementation activities and to provide leadership and management support for the Interagency Committee on Seismic Safety in Construction (ICSSC). What is the...

NEHRP Extramural Research

Completed
Objective - A task order to assist NIST and the NEHRP agencies in updating the NEHRP Strategic Plan will be awarded to a policy contractor. In addition, other planned FY 2020 extramural research will be assigned by task order to the new IDIQ contractor once that award is made. It is anticipated that...

Performance Criteria Development

Ongoing
Objective To advance component-level seismic performance criteria in current design standards by conducting focused experimental tests and analytical studies. Technical Idea In the following, the technical idea for each of the RTs is presented separately: RT1: High-Strength Reinforcement in...

Performance-Based Design Methodologies for Structures in Fire Project

Ongoing
Objective: By 2016, to develop performance-based methods to predict and evaluate fire behavior of steel and concrete structures and to deliver validated and improved tools, guidance, and draft standards for the fire resistance design and assessment of structures. What is the new technical idea...
cementitious material workshop cover

Properties of Sustainable Fresh Concrete Project

Completed
Objective - Provide the industry with measurement science tools to predict whether a concrete can be pumped, with SRMs (Standard Reference Materials) to calibrate concrete rheometers and with tools for quality control in the field. What is the new technical idea? Fresh concrete is intended a...
concrete repair

Repair Materials Project

Completed
Objective - Develop the measurement science tools (metrologies, standards, and guidance documents) for quantitatively evaluating the critical material properties and ensuring the desired field performance of repair materials for our nation's concrete infrastructure. What is the new technical idea...
Cyclone

Resilient Infrastructure and Future Hazard Impacts: Windstorms

Ongoing
Objective By 2026, publish A Roadmap to Advance Standards for the Built Environment Subject to Future Hazards and Conditions. By 2028, have provisions for future wind hazards incorporated into the ASCE 7-28 Standard for Minimum Design Loads on Buildings and Other Structures. Technical Idea Engineers...
Connection among three tasks under the main research plan.

Risk Evaluation and Mitigation

Ongoing
Objective This project aims to improve techniques currently used for risk evaluation (including uncertainty quantification) and mitigation (including FRP retrofit) of structural systems and integrate them within the PBEE framework. The first phase of the project is focused on the development and...

Service Life Prediction of Filled Polymers Project

Ongoing
Objective: By FY2014, to develop and implement measurement science that will provide the technical foundation for service life prediction of filled polymeric materials exposed to compound environmental stressors, through quantitative tests and models applied to polymeric pipes, sealants, and...

Service Life Prediction of Polymeric Components for Reliable Power Systems

Ongoing
Objective To develop and implement measurement science for accurately testing, characterizing, predicting, and validating lifetime of polymeric components, such as cables, connectors, encapsulants and backsheets, in their service conditions, for reliable and resilient power systems. Technical Idea...
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