House Science, Space, and Technology Subcommittee on Research and Technology Hearing
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Introduction
Chairman Bucshon, Ranking Member Lipinski, and Members of the Subcommittee, I am
By including science into the development of building codes and conducting outreach and mitigation, the NEHRP funds state-level efforts to better prepare communities for earthquakes. These actions make the nation more resilient and better able to respond to this increasingly threatening hazard.
The Earthquake Hazard
Of all the natural hazards threatening
According to a 2006
Although damaging earthquakes occur infrequently in
While it has been 20 years since the
In the history of
Given the urbanization of the past century, the NRC concludes that a major earthquake located under one of several key urban regions in
Recent findings from the USGS show a significantly increased potential for damaging earthquakes in hazard-prone areas. Many citizens in these areas have not acknowledged the threat. Our goal is to provide information, education, and tools that will result in reduced potential losses if damaging earthquakes occur. The earthquake risk that our nation faces is serious, but it can be reduced, and this responsibility is shared by Federal, state, local, and tribal governments, along with the private sector.
The National Earthquake Hazards Reduction Program
The NEHRP is the federal government's coordinated approach to addressing earthquake risks. The Program involves the coordinated efforts of four federal agencies -
The premise of the program is that while earthquakes may be inevitable, earthquake disasters are not. NEHRP activities reach beyond basic and applied research to technology development and transfer, training, education and advocacy for seismic risk reduction measures. The program is a collaborative one, with NEHRP agencies working together with other federal and state agencies, universities, and private, regional, voluntary and professional organizations.
Since NEHRP was first authorized in 1977, the population of
The NEHRP Vision and Mission are the basis for program direction and planning, and provide the structure and focus for all NEHRP activities.
The NEHRP Vision is: A nation that is earthquake-resilient in public safety, economic strength, and national security.
Three overarching, long-term goals, with 14 associated objectives, support the NEHRP mission:
. Goal A: Improve understanding of earthquake processes and impacts.
. Goal B: Develop cost-effective measures to reduce earthquake impacts on individuals, the built environment, and society-at-large.
. Goal C: Improve the earthquake resilience of communities nationwide.
The activities of the four NEHRP agencies are part of a process referred to as the "research-to-practice pipeline." NSF and the USGS support the basic research that produces scientific advances. NIST and
Other than agency-specific implementation work (such as USGS earth science implementation activities),
Historically, we have provided technical and financial assistance to states and multi-state consortia to increase awareness of the earthquake hazard risk and to foster plans to reduce seismic vulnerability.
Under the current NEHRP reauthorization,
1. Work with the developers of national codes and standards to promote implementation of research results;
2. Promote better building practices within the building design and construction industry;
3. Operate a grant program to assist states in developing mitigation, preparedness, and response plans; prepare inventories and conduct seismic safety inspections of critical structures and lifelines; update building and zoning codes and ordinances to enhance seismic safety; increase earthquake risk awareness and education; and encourage development of multi-State groups;
4. Support implementation of a comprehensive earthquake education and public awareness program, including development and dissemination of materials to all appropriate audiences;
5. Prepare, maintain, and disseminate seismic resistant design guidance and related information on building codes, standards, and practices for new and existing buildings, structures, and lifelines, and inform the development of performance-based design guidelines and methodologies supporting model codes for buildings, structures, and lifelines;
6. Execute the National Response Framework when required after an earthquake and support state planning;
7. Combine earthquake hazards risk reduction with other natural and technological hazards;
8. Provide preparedness, response, and mitigation recommendations to communities after an earthquake prediction has been made by the USGS; and
9. Establish demonstration projects on earthquake hazard mitigation.
FEMA Earthquake Program Successes
Under the NEHRP,
Translating Research Results into Design Guidance
In addition to the primary resource document,
Working with National Model Codes and Standards
For the 2015 edition of the International Codes,
State and Local Adoption of
Promoting better building practices within the design and construction industry
Developing Performance-Based Seismic Design Guidelines
The previous NEHRP reauthorization required
Ultimately,
The three FEMA P-58 volumes are the first phase in the development of Performance-Based Seismic Design Guidelines. To allow for practical implementation of the methodology, project work included the collection of fragility and consequence data for the most common structural systems and building occupancies, and the development of an electronic Performance Assessment Calculation Tool (PACT) for performing the probabilistic computations and accumulation of losses. The three volumes are FEMA P-58-1, Seismic Performance Assessment of Buildings, Volume 1 -Methodology; FEMA P-58-2, Seismic Performance Assessment of Buildings, Volume 2 - Implementation Guide; and FEMA P-58 CD, Seismic Performance Assessment of Buildings, Supporting Electronic Materials and Background Documentation.
Weak Story Buildings
At the request of the
As a result of that study,
Software for Seismic Evaluation of Buildings
Rapid Observation of Vulnerability and Estimation of Risk (ROVER) is a free mobile software for pre- and post-earthquake building safety screening. ROVER automates two paper-based seismic safety screening procedures: FEMA P-154, Rapid Visual Screening (RVS) of Buildings for Potential Seismic Hazards, and ATC-20, Post-earthquake Safety Evaluation of Buildings.
ROVER's pre-earthquake module can be used by field inspectors to quickly compile an electronic inventory of buildings, record important seismic features of a building, and generate an automatic estimate of the need for detailed seismic evaluation. ROVER's post-earthquake module can be used to quickly perform and manage the safety tagging (red, yellow, and green tags) almost universally applied to buildings after earthquakes. ROVER has been successfully pilot tested in
The ROVER Server is capable of operating as an online service for the smartphone client and as a website for direct access by any web browser. The website service is optimized for the small screens found on a smartphone or on any Internet-connected tablet. An updated edition of FEMA P-154 ROVER CD, Rapid Observation of Vulnerability and Estimation of Risk, will soon be available from the
Non-Structural Mitigation Guidance
The nonstructural portions of a building can account for as much as 75 to 80 percent of a building's total cost. Given the importance of nonstructural building components,
Recent earthquakes in
Multi-hazard Mitigation Guidance
In 2008,
Training Programs
Under the NEHRP,
Another
Assisting States in Developing Mitigation, Preparedness and Response plans
Both of these programs have been used to fund more than 170 seismic retrofitting projects since 2000, including:
. Structural retrofit of
. Ten different school seismic retrofit projects across
. Ten different hospital seismic retrofit projects across
. More than 30 seismic retrofitting projects of local government buildings and facilities across
Multi-State Consortia
Under the NEHRP,
.
.
. Southern California Earthquake Center (SCEC), which operates the ShakeOut training;
.
.
.
.
These long-time partners of
In FY 2013, these cooperative agreements were focused on providing support to states.
Outreach and Awareness
Under the NEHRP,
ShakeOut, which started in
ShakeOut aligns well with NEHRP goals to improve understanding of earthquake processes and impacts, develop cost-effective measures to reduce these impacts and improve the earthquake resilience of communities nationwide. In particular, ShakeOut has become a vehicle for providing earthquake information to the public and involving them in improving community resiliency. While assessing participation via registration and showcasing ShakeOut activities have been essential from the start, evaluation results to be published in 2014 will document what participants have been learning and improving with respect to preparedness and mitigation.
The success of ShakeOut is due in part to the direct financial support from
Lifelines
Lifelines are systems that are necessary to provide electric power, oil and natural gas, water and wastewater, communications and transportation facilities and services that are essential to the well-being of communities. Although lifelines are unique in that they are distributive systems that must be considered as an entire system rather than a series of individual isolated components, they are also interdependent in many ways. Put simply, the failure of one system can cause failures in others. Lifeline systems often serve multiple communities crossing jurisdictional boundaries.
In the early 1990's,
The most recent lifelines work is a new Lifelines Action Plan currently being completed by ATC for NIST.
Earthquake State Assistance
Several years ago,
Some examples include:
. Using
. Using
. The
A subsequent legal interpretation in FY 2012 linked this program to the original NEHRP state grant program and required that the state cooperative agreements include a 50 percent cash match. Nearly half of the 33 participating states were unable to meet that requirement. This led
This year,
We believe that for the NEHRP to remain relevant in the 21st century, it is not enough to just study the earthquake problem; we must also develop and implement effective mitigation solutions. To do this, we must continue to evaluate our program priorities and focus our activities to emphasize implementation. We must be able to provide not only the tools needed to reduce future losses, but also the tools, education and incentives to encourage their use.
The NEHRP has been extremely successful in developing an impressive array of products that have been used effectively by engineers, architects and building regulators when they have been given the resources to address the hazard. There needs to be additional efforts applied to creating incentives and public demand, and securing the time and resources necessary to reduce the risk from earthquakes.
Part of the challenge is a lack of understanding or knowledge of the actual seismic threat that exists in a given area. There has traditionally been public perception that building to the code will result in a structure that will not be damaged and, even if it is, the federal government will make it "whole" again through disaster assistance. Both assumptions are false. Building codes only provide the minimum level necessary to protect lives, and do little to prevent damage, and federal disaster assistance was never meant to be a substitute for insurance.
Changing perceptions is key to serving the basic mission of NEHRP. Just as the American consumer has come to consider the safety of a vehicle to be a significant factor when buying a car, we envision a future where one of the key criteria in buying a house or building will be its safety from all hazards - how well was the building designed and constructed and whether it is certified to meet or even exceed a certain level of code performance and an associated level of safety.
Unfortunately, one of the major weaknesses of the NEHRP is our lack of leverage for local and state levels of government to implement earthquake risk-reduction measures. So we must look for and find ways to provide this leverage with incentives and rewards for communities at risk that adopt and enforce adequate mitigation standards.
That is not to say we have not had any success working at the local level. An excellent example of what can be done is currently taking place in
The current public policy emphasis on improving the resiliency of our nation's built environment through pre-disaster mitigation offers new avenues that we need to pursue in order to get our earthquake disaster-resistance message into the hands of those who can best use this information. Our hope is that the current emphasis on improving our resiliency will serve both as the catalyst and the foundation for future risk-reduction activities by public and private sector interests.
Ultimately, the program will need to explore possible incentives that will encourage the use of our technology by the American public. Several years ago a study done by the
It is important to note, however, that all of this is taking place in the context of diminishing federal budgets. This requires a careful review to ensure the best use of the resources of all of the parties, both public and private. This means that we need to emphasize those aspects of our program that offer the greatest promise of helping communities and individuals acknowledge their risk, accept responsibility for reducing that risk and take appropriate actions to become more disaster-resistant.
One issue that remains challenging is that under NEHRP, the breakout between research and implementation continues to be roughly three to one. We continue to leverage the resources we have, not just within our agency, but at all levels, including private industry, by coordinating with our partners to put our collective resources to their best use. One of the best examples we can use to illustrate how we leverage our resources is in updating the NEHRP Recommended Provisions for New Buildings. This document serves as the basis for the nation's seismic code provisions and is updated for us periodically to maintain its consensus backing. To achieve this, we rely heavily on the efforts of volunteers, and it has been estimated that we in fact get
Another challenge is communicating risk to different audiences in different parts of the country. Competing for the attention of the public to promote earthquake preparedness and mitigation is difficult in an environment where other hazards occur with greater frequency, even with less consequence. This is especially true in areas where earthquakes occur infrequently, even though they may be a very high hazard, such as the
Conclusion
In conclusion, NEHRP has been a very successful program and has done much to improve this nation's ability to prepare for, respond to, recover from, and mitigate against future earthquakes.
It is beneficial to look back and celebrate our successes over the program's history, and we have many of which we are proud. But it is also healthy, if not necessary, to look forward and plan where we are going in the future. We at
I want to express my appreciation for the consistent support and counsel of this Subcommittee and look forward to our continuing association in addressing the challenges before us.
Thank you, and I will be happy to answer any questions that the Subcommittee may pose.
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Read this original document at: http://science.house.gov/sites/republicans.science.house.gov/files/documents/HHRG-113-SY14-WState-RWright-20140729.pdf
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