Pivoting while-in-use electrical box and cover

An electrical box assembly comprising:

• (a) a box having an upper wall, interior side walls, exterior side walls, interior back wall, exterior lower wall, an exterior back wall and an open front face, said interior side walls and said exterior side walls are spaced apart and extend from said upper wall, said interior back wall extends from said upper wall, said interior back wall extends between said interior side walls, said exterior back wall extends between said exterior side walls, said exterior back wall extends between said upper wall and said exterior lower wall;
• said open front face is defined by said interior side walls, said interior back wall and said upper wall, said open front face having a perpendicular flange extending about a perimeter of said open front face, said box having an interior cavity defined by said interior side walls, said interior back wall, said upper wall and said open front face;
• and
• (b) a rectangular cover pivotally attached to said box, said cover having an open position and a closed position, said cover seats within said interior cavity when said cover is in said closed position, said cover includes a pair of cover side walls, cover back wall, cover top wall and cover front wall, said cover front wall includes a concaved channel therein, said concaved channel provides an cavity for receiving said flange of said box when said cover is in said open position.