Protective guard for small-radius curve section of expressway

Protective guard for small-radius curve section of expressway

The invention provides a protective guard for a small-radius curve section of an expressway. The protective guard comprises a supporting column and a guardrail plate. Energy dissipation units are arranged in the length direction of the guardrail plate at intervals; each energy dissipation unit compr...

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Hauptverfasser: TIAN XINCHENG, ZHANG RUI, MOU RUIFENG, ZHANG ZHI, MU QIUYU, HAN GUOHUA, ZHANG SHUSEN, PANG ZUOMIN, ZHAO ZHICE, WANG HUALIN
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Sprache:chi ; eng
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ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
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creator TIAN XINCHENG
ZHANG RUI
MOU RUIFENG
ZHANG ZHI
MU QIUYU
HAN GUOHUA
ZHANG SHUSEN
PANG ZUOMIN
ZHAO ZHICE
WANG HUALIN
description The invention provides a protective guard for a small-radius curve section of an expressway. The protective guard comprises a supporting column and a guardrail plate. Energy dissipation units are arranged in the length direction of the guardrail plate at intervals; each energy dissipation unit comprises an outer curved surface protection plate, an inner curved surface supporting plate, a compression energy absorption body, a shaping energy absorption plate and an elastic energy dissipation body, wherein the compression energy absorption body is arranged in the center of the outer curved surface protection plate and the inner curved surface supporting plate; the shaping energy absorption plate is arranged around the compression energy absorption body; the elastic energy dissipation body comprises a first elastic body arranged in the width direction of a road and a second elastic body arranged in the trend of the road; two ends of each second elastic body are respectively connected withthe middle parts of two a
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subjects ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
title Protective guard for small-radius curve section of expressway
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