These were as follows: b1.5 km, 1.5–3 km, 3–8 km, 8–15 km
and N15 km. The distances of the settlement centers of
Bolu from the main fault are shown in Fig. 4. The statistical
information is given in the “DMF” column of Table 2. Each
location within the province is assigned a partial settlement
suitability grade (PSSG) according to its “DMF” as given in
Table 3