A Study on Contestable Regions in Europe through the Use of a New Rail Cost Function: An Application to the Hinterland of the New Container Terminal of Leghorn Port

Table 4

Maximum towable weight, fulfilling the resistance of train couplers according to RFI (Italian) rules, expressed in tens of tonnes, versus the sum of grade and curve resistances, expressed in N/kN.

Sum of grade and curve resistances (N/kN)
4.5	5.0	5.5	6.0	6.5	7.0	7.7	8.4	9.2	10.0	11.0	12.0	12.9	13.8	14.6	15.8
Maximum towable weight (tens of tonnes)
250	250	250	250	244	235	224	214	203	194	183	173	166	158	152	145
Sum of grade and curve resistances (N/kN)
17.0	18.4	19.8	20.9	21.9	22.7	24.6	25.7	27.8	29.3	30.8	32.5	34.2	37.5	40.5
Maximum towable weight (tens of tonnes)
137	130	123	118	114	111	104	101	95	90	87	83	80	74	69