Guard rail assembly for roads

A guard rail assembly for roads comprising:

• (a) a first post (11) having a hollow square structure filled with foamed plastics (21);
• (b) a cover (17) inserted on one end of the first post (11);
• (c) a corrugated plate connector (14) having continuous vertical bending and a configuration divided into three parts:
• a groove (141) formed along the center line of the connector (14) and an inverted groove (142) formed on each side of the groove (141), said connector (14) being mounted on one side of said first post (11);
• (d) a pair of guard plates (12), each being an elongated and corrugated plate having longitudinally continuous bending and a configuration divided into three parts:
• a groove (121) formed along the center line of the guard plate (12) and an inverted groove (122) formed on each side of the groove (121), each end of said guard plates (12) being engaged to said connector (14) and fixed to said connector (14) at said groove and said inverted grooves (121 and 122) of each of said guard plates (12) so that said ends of the guard plates (12) touch at the middle of the connector (14);
• (e) a fixing frame (15) being mounted on the first post (11) near the bottom end thereof;
• and
• (f) a second post (13) being a hollow squared structure having a channel (131) therein, said second post (13) being buried in the ground and the first post (11) being detachably inserted into said second post so that said fixing frame (15) comes into contact with a top of said second post (13).