Guyless service rig with side-mounted, pivotally deployable rear outriggers

A mobile service rig, comprising:

• a carrier comprising a carrier bumper and first and second carrier sides;
• a drawworks mounted on said carrier and comprising a main drum;
• a mast movably interconnected with said carrier and movable between a mast transport position and a mast deployed position, wherein said mast comprises first and second mast sections that telescope relative to each other;
• at least one anchoring line, wherein opposite ends of each said anchoring line are anchored solely to said mobile service rig;
• first and second rear outriggers that are movably connected with and supported by said carrier bumper, and furthermore that are each in the form of hollow support beams, wherein said first and second rear outriggers are movable between outrigger transport and outrigger deployed positions, wherein said first and second rear outriggers are positioned along said first and second carrier sides, respectively, in said outrigger transport position, and wherein said first and second rear outriggers extend both away from said first and second carrier sides and rearwardly of said carrier bumper such that a free end of each of said first and second rear outriggers is rearward of said carrier bumper in said outrigger deployed position;
• a single coupling that allows said first rear outrigger to move between said outrigger transport position and outrigger deployed position and which is between said first rear outrigger and said carrier bumper;
• and
• a single coupling that allows said second rear outrigger to move between said outrigger transport position and outrigger deployed position and which is between said second rear outrigger and said carrier.