{"id":1739,"date":"2025-08-18T05:41:35","date_gmt":"2025-08-18T09:41:35","guid":{"rendered":"https:\/\/www.resensys.com\/Blog\/?post_type=project&#038;p=1739"},"modified":"2025-08-18T05:41:37","modified_gmt":"2025-08-18T09:41:37","slug":"structural-health-monitoring-shm-system-at-bridges-in-pennsylvania-penndot","status":"publish","type":"project","link":"https:\/\/www.resensys.com\/Blog\/project\/structural-health-monitoring-shm-system-at-bridges-in-pennsylvania-penndot\/","title":{"rendered":"Structural Health Monitoring (SHM) System at Bridges in Pennsylvania (PennDOT)"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong><strong><strong><strong><u>Brief Description and the work performed by Resensys<\/u><\/strong><\/strong><\/strong><\/strong><\/h2>\n\n\n\n<p class=\"\"><strong>Case definition: <\/strong>Ten (10) bridges in Pennsylvania have been monitored by Resensys monitoring system.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Problems:<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">Changes in pier orientation and stability<\/li>\n\n\n\n<li class=\"\">Over-acceleration (vibration) at piers and girders<\/li>\n\n\n\n<li class=\"\">Over-strain at girders and load bearing members<\/li>\n\n\n\n<li class=\"\">Vertical deflection at mid-spans<\/li>\n\n\n\n<li class=\"\">Propagation of existing cracks<\/li>\n\n\n\n<li class=\"\">Evaluating effectiveness of retrofit strategy<\/li>\n\n\n\n<li class=\"\">Lateral deflections\/displacement at expansion joints or bearings<\/li>\n\n\n\n<li class=\"\">Obtaining load rating for bridges<\/li>\n<\/ul>\n\n\n\n<p class=\"\"><strong>How to address the problem:<\/strong><strong> <\/strong>Wireless monitoring systems have been deployed at &nbsp;bridges in Pennsylvania and based on the monitoring needs of each bridge:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\"><strong><strong><a href=\"https:\/\/resensys.com\/r20\/wireless-products-senspot\/structural-movement-tilt-deformation-damage-detection.html\">High-resolution Tiltmeters<\/a><\/strong>: <\/strong>to monitor instability of piers<\/li>\n\n\n\n<li class=\"\"><strong><strong><a href=\"https:\/\/resensys.com\/r20\/wireless-products-senspot\/structural-movement-tilt-deformation-damage-detection.html\">Medium-resolution Tiltmeters<\/a><\/strong>: <\/strong>to monitor tilting on rocker bearings<\/li>\n\n\n\n<li class=\"\"><strong><strong><a href=\"https:\/\/resensys.com\/r20\/wireless-products-senspot\/energy-efficient-sensitive-easy-install-vibration-accelerometer.html\">Accelerometers<\/a><\/strong>: <\/strong>to monitor vibration on the piers, girders and cables<\/li>\n\n\n\n<li class=\"\"><strong><strong><a href=\"https:\/\/resensys.com\/r20\/wireless-products-senspot\/easy-install-small-accurate-displacement-gauge-crack-meter.html\">Displacement\/Crack Sensors<\/a><\/strong>: <\/strong>to monitor truss bearings, to monitor existing cracks width, and to monitor floor beams deflections<\/li>\n\n\n\n<li class=\"\"><strong>Longitudinal &amp; Rosette <strong><a href=\"https:\/\/resensys.com\/r20\/wireless-products-senspot\/metal-structural-precision-strain-stress-gauge-low-power-high-sample.html\">Strain Gauges<\/a><\/strong>: <\/strong>to monitor load bearing and strain\/stress on girders and floor beams, to monitor tension on cables<\/li>\n\n\n\n<li class=\"\"><strong>Cameras: <\/strong>to provide complete visual feedback of barge collision at piers<\/li>\n\n\n\n<li class=\"\"><strong><strong><a href=\"https:\/\/resensys.com\/r20\/wireless-products-senspot\/senimax-low-power-performance-data-collector-communication-gateway.html\">SeniMax<sup>TM<\/sup> data loggers<\/a><\/strong> with remote communication gateways: <\/strong>to collect data from SenSpot<sup>TM<\/sup> gauges and send them to main server and SenScope<sup>TM<\/sup> .<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Results:<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"\">Detecting over inclination of piers as an early result and indication of hydraulic damage to prevent road\/bridge closure and\/or expensive repairs<\/li>\n\n\n\n<li class=\"\">Detecting overload structural members to prevent malfunctions of other structural members<\/li>\n\n\n\n<li class=\"\">Evaluation responsiveness of the bearings and expansion joints<\/li>\n\n\n\n<li class=\"\">Evaluation vertical and lateral deflections<\/li>\n\n\n\n<li class=\"\">Detecting and measuring vibration at piers and girders of the bridges<\/li>\n\n\n\n<li class=\"\">Evaluating effectiveness of retrofit strategy<\/li>\n\n\n\n<li class=\"\">Obtaining load rating of bridges by calculating load capacity and using the responses of members in conducted load tests<\/li>\n\n\n\n<li class=\"\">Monitoring width of existing cracks constantly<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-5.png\"><img loading=\"lazy\" decoding=\"async\" width=\"348\" height=\"80\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-5.png\" alt=\"\" class=\"wp-image-1741\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-5.png 348w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-5-300x69.png 300w\" sizes=\"auto, (max-width: 348px) 100vw, 348px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>OWNER<\/strong><\/td><td>Pennsylvania Department of Transportation (PennDOT)<\/td><\/tr><tr><td><strong>SERVICE PROVIDED<\/strong><\/td><td>Remote Structural Health Monitoring (SHM) System at 10 Bridges in Pennsylvania<\/td><\/tr><tr><td><strong>DURATION<\/strong><\/td><td>2017-2022<\/td><\/tr><tr><td><strong>SALIENT FEATURES<\/strong><\/td><td>Remote Monitoring System<br>Monitoring of girders, load bearing members, bearings, expansion joints, piers, cracks, deflection<br>Obtaining load test results<br>Detect barge collision with captured pictures<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-6.png\"><img loading=\"lazy\" decoding=\"async\" width=\"318\" height=\"239\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-6.png\" alt=\"Smithfield St. Bridge\" class=\"wp-image-1743\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-6.png 318w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-6-300x225.png 300w\" sizes=\"auto, (max-width: 318px) 100vw, 318px\" \/><\/a><figcaption class=\"wp-element-caption\">Smithfield St. Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-7.png\"><img loading=\"lazy\" decoding=\"async\" width=\"241\" height=\"154\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-7.png\" alt=\"A tilt meter on the pier\" class=\"wp-image-1745\" style=\"width:274px;height:auto\"\/><\/a><figcaption class=\"wp-element-caption\">A tilt meter on the pier<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-8.png\"><img loading=\"lazy\" decoding=\"async\" width=\"369\" height=\"241\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-8.png\" alt=\"Wireless Accelerometer SenSpot\u2122 on a pier of the Clairton-Glassport Bridge\" class=\"wp-image-1747\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-8.png 369w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-8-300x196.png 300w\" sizes=\"auto, (max-width: 369px) 100vw, 369px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Accelerometer SenSpot\u2122 on a pier of the Clairton-Glassport Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\">Photo Gallery<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-9.png\"><img loading=\"lazy\" decoding=\"async\" width=\"354\" height=\"266\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-9.png\" alt=\"Elizabeth Bridge\" class=\"wp-image-1749\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-9.png 354w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-9-300x225.png 300w\" sizes=\"auto, (max-width: 354px) 100vw, 354px\" \/><\/a><figcaption class=\"wp-element-caption\">Elizabeth Bridge<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-10.png\"><img loading=\"lazy\" decoding=\"async\" width=\"413\" height=\"291\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-10.png\" alt=\"Wireless Longitudinal Strain gauge SenSpot\u2122 for detecting over-load events at Neville Island Bridge\" class=\"wp-image-1750\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-10.png 413w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-10-300x211.png 300w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-10-140x100.png 140w\" sizes=\"auto, (max-width: 413px) 100vw, 413px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Longitudinal Strain gauge SenSpot\u2122 for detecting over-load events at Neville Island Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-11.png\"><img loading=\"lazy\" decoding=\"async\" width=\"345\" height=\"259\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-11.png\" alt=\"Neville Island Bridge\" class=\"wp-image-1751\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-11.png 345w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-11-300x225.png 300w\" sizes=\"auto, (max-width: 345px) 100vw, 345px\" \/><\/a><figcaption class=\"wp-element-caption\">Neville Island Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-12.png\"><img loading=\"lazy\" decoding=\"async\" width=\"344\" height=\"259\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-12.png\" alt=\"Wireless Displacement gauge SenSpot\u2122 for monitoring deflections at Clairton-Glassport Bridge\" class=\"wp-image-1752\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-12.png 344w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-12-300x226.png 300w\" sizes=\"auto, (max-width: 344px) 100vw, 344px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Displacement gauge SenSpot\u2122 for monitoring deflections at Clairton-Glassport Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-13.png\"><img loading=\"lazy\" decoding=\"async\" width=\"333\" height=\"250\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-13.png\" alt=\"Wireless Strain gauge SenSpot\u2122 for strain\/stress monitoring at Smithfield St. Bridge\" class=\"wp-image-1753\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-13.png 333w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-13-300x225.png 300w\" sizes=\"auto, (max-width: 333px) 100vw, 333px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Strain gauge SenSpot\u2122 for strain\/stress monitoring at Smithfield St. Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-14.png\"><img loading=\"lazy\" decoding=\"async\" width=\"320\" height=\"240\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-14.png\" alt=\"Wireless Displacement gauge SenSpot\u2122 &amp; Medium-resolution Tiltmeter SenSpot\u2122 for monitoring expansion joints at Neville Island Bridge\" class=\"wp-image-1754\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-14.png 320w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-14-300x225.png 300w\" sizes=\"auto, (max-width: 320px) 100vw, 320px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Displacement gauge SenSpot\u2122 &#038; Medium-resolution Tiltmeter SenSpot\u2122 for monitoring expansion joints at Neville Island Bridge<\/figcaption><\/figure>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-16.png\"><img loading=\"lazy\" decoding=\"async\" width=\"585\" height=\"367\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-16.png\" alt=\"Wireless Accelerometer SenSpot\u2122 on a cable of the Elizabeth Bridge\" class=\"wp-image-1756\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-16.png 585w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-16-300x188.png 300w\" sizes=\"auto, (max-width: 585px) 100vw, 585px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Accelerometer SenSpot\u2122 on a cable of the Elizabeth Bridge<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-17.png\"><img loading=\"lazy\" decoding=\"async\" width=\"303\" height=\"404\" src=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-17.png\" alt=\"Wireless Accelerometer SenSpot\u2122 on a pier of the Elizabeth Bridge\" class=\"wp-image-1758\" srcset=\"https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-17.png 303w, https:\/\/www.resensys.com\/Blog\/wp-content\/uploads\/2025\/08\/image-17-225x300.png 225w\" sizes=\"auto, (max-width: 303px) 100vw, 303px\" \/><\/a><figcaption class=\"wp-element-caption\">Wireless Accelerometer SenSpot\u2122 on a pier of the Elizabeth Bridge<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p class=\"\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Brief Description and the work performed by Resensys Case definition: Ten (10) bridges in Pennsylvania have been monitored by Resensys monitoring system. Problems: How to address the problem: Wireless monitoring systems have been deployed at &nbsp;bridges in Pennsylvania and based on the monitoring needs of each bridge: Results: OWNER Pennsylvania Department of Transportation (PennDOT) SERVICE [&hellip;]<\/p>\n","protected":false},"featured_media":1747,"parent":0,"template":"","project_category":[67,68,69,66,70,71,72,73],"class_list":["post-1739","project","type-project","status-publish","has-post-thumbnail","hentry","project_category-bridge-structural-health-monitoring","project_category-senimax","project_category-senspot","project_category-applications","project_category-wireless-displacement-crack-meter-sensor","project_category-wireless-strain-sensor","project_category-wireless-tilt-sensor","project_category-wireless-vibration-acceleration-sensor","has_thumb"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bridge Monitoring System | Resensys 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