Construction Machine

A construction machine comprising:

• a vehicle body;
• a vehicle body frame including a center frame disposed in the center in the right-and-left direction of said vehicle body, a left side frame provided on the left side of said center frame and extending in a front-and-rear direction of said vehicle body, and a right side frame provided on the right side of said center frame and extending in the front-and-rear direction of said vehicle body;
• a tank attachment site located and provided on one side in the right-and-left direction of said vehicle body frame;
• and
• an oil reservoir tank storing oil liquids provided at said tank attachment site, wherein
• said tank attachment site is provided with a tank support base supporting said oil reservoir tank at a position at which a bottom surface portion of said oil reservoir tank is separated upward from said tank attachment site,
• said oil reservoir tank is supported by said tank support base at a position higher than that of an upper surface of either said left side frame or said right side frame,
• a space portion with an opening corresponding to an outer side in the right-and-left direction of said vehicle body opposite to said center frame is provided between said tank attachment site and said bottom surface portion of said oil reservoir tank, and
• the opening of said space portion is provided with an opening/closing cover openably closing said opening.