The maintenance measure D252RL extends in the Hermsdorf - Hof section in the Free State of Bavaria from south of the Berg / Bad Steben junction (NK 5636008) to the Bavarian Vogtland motorway triangle (NK 5636021) between operating km 251.300 and operating km 256.420 in both directions.

In addition to the renewal of the pavement (replacement of the surface and binder course, base course as required), the repair of engineering structures, the renewal of vehicle restraint systems, the repair of drainage pipes and the production of stable gravel banks.

- Dismantle 1 050 m DDSP 4.0, EDSP 2.0 and SuperRail 1.33 in MT and take over ownership of AN,

- Make 30 temporary countersinks for different FRS systems,

- create 400 m SuperRail MT,

- Dismantle 1,800 m of DDSP 4.0 and take over ownership of AN

- 8 600 m EDSP 2.0 and EDSP 1.33 dismantle and take over into ownership of AN,

- dismantle 4 300 m ESP 4.0 and take over ownership of the contractor,

- dismantle 1 700 m SuperRail and take over ownership of the contractor,

- Take over 75 pieces of different AEK in ownership of AN,

- Dismantle 20 pieces of various transition structures and take over ownership of AN,

- Remove 180 delineator posts and take over ownership of AN,

- produce 8 800 m EcoSafe 2.0,

- Build 800 m SuperRail Eco,

- build 3,900 m of SuperRail,

- produce 30 different AEK steels,

- make 30 different transition structures in steel,

- Make 220 attachment guide posts,

- Manufacture 900 reflectors on steel reflecting,

- 7 200 m BSWF profile New Jersey, produce different construction heights,

- produce 40 pieces of different AEK (BSWF),

- 15 pcs of different transition constructions (BSWF),

- Manufacture 1 300 reflective reflectors at BSWF,

- Remove 1 pc of impact absorber,

- Create 1 pc of impact absorber for impact severity level B maximum.