Construction vehicle comprising - a chassis comprising a first longitudinal member and a second longitudinal member, the first longitudinal member and the second longitudinal member being parallel to each other and extending parallel to a longitudinal direction (A-A) of the construction vehicle; and a front axle and a rear axle spaced apart in the longitudinal direction (A-A) of the construction vehicle; - a lifting arm extending parallel to the longitudinal direction (A-A) of the construction vehicle, the lifting arm being articulated with the longitudinal members (10-1, 10-2) between the two longitudinal members so as to be pivotable relative to the longitudinal members (10-1, 10-2) about a pivot axis (P-P) extending in a transverse direction (B-B) of the construction vehicle that is perpendicular to the longitudinal direction (A-A) of the construction vehicle; - at least one electric motor (80, 87) for propelling the chassis and optionally for driving the lifting arm; - a cab for an operator of the construction vehicle, the cab projecting from the first longitudinal member in the transverse direction (B-B) of the construction vehicle in a direction away from the second longitudinal member, the cab being arranged between the front axle and the rear axle in the longitudinal direction (A-A) of the construction vehicle; and - a battery module (40; 240; 340) for supplying electricity to the at least one electric motor (80, 87), characterised in that the battery module (40; 240; 340) comprises a fastening structure (70; 270) designed to be removably fastened to the first longitudinal member, in a fastening position located beneath the cab in a vertical direction (C-C) of the construction vehicle that is perpendicular to the longitudinal direction (A-A) and to the transverse direction (B-B) of the construction vehicle, and in which the battery module (40; 240; 340) in the fastening position is accessible from an outer side of the construction vehicle so that said module can be brought into or out of the fastening position from the outer side of the construction vehicle, the outer side of the construction vehicle being oriented in the transverse direction (B-B) of the construction vehicle. - a chassis comprising a first longitudinal member and a second longitudinal member, the first longitudinal member and the second longitudinal member being parallel to each other and extending parallel to a longitudinal direction (A-A) of the construction vehicle; and a front axle and a rear axle spaced apart in the longitudinal direction (A-A) of the construction vehicle; - a lifting arm extending parallel to the longitudinal direction (A-A) of the construction vehicle, the lifting arm being articulated with the longitudinal members (10-1, 10-2) between the two longitudinal members so as to be pivotable relative to the longitudinal members (10-1, 10-2) about a pivot axis (P-P) extending in a transverse direction (B-B) of the construction vehicle that is perpendicular to the longitudinal direction (A-A) of the construction vehicle; - at least one electric motor (80, 87) for propelling the chassis and optionally for driving the lifting arm; - a cab for an operator of the construction vehicle, the cab projecting from the first longitudinal member in the transverse direction (B-B) of the construction vehicle in a direction away from the second longitudinal member, the cab being arranged between the front axle and the rear axle in the longitudinal direction (A-A) of the construction vehicle; and - a battery module (40; 240; 340) for supplying electricity to the at least one electric motor (80, 87), characterised in that the battery module (40; 240; 340) comprises a fastening structure (70; 270) designed to be removably fastened to the first longitudinal member, in a fastening position located beneath the cab in a vertical direction (C-C) of the construction vehicle that is perpendicular to the longitudinal direction (A-A) and to the transverse direction (B-B) of the construction vehicle, and in which the battery module (40; 240; 340) in the fastening position is accessible from an outer side of the construction vehicle so that said module can be brought into or out of the fastening position from the outer side of the construction vehicle, the outer side of the construction vehicle being oriented in the transverse direction (B-B) of the construction vehicle.