\documentclass{standalone}
\usepackage[paperwidth=\maxdimen,paperheight=\maxdimen]{geometry}
\usepackage{pgf,tikz}
\begin{document}

\begin{tikzpicture}[x=24pt, y=24pt, draw=white, double=black, line width=2.1pt]
	\node (4) at (1, 0) {$4$};
	\node (1) at (18, 0) {$1$};
	\node (3) at (30, 0) {$3$};
	\node (2) at (47, 0) {$2$};

	\draw[double=white,draw=blue] (4) -- (0, 0) -- (0, -19) -- (41, -19) -- (41, 12) -- (13, 12) -- (13, -5) -- (28, -5) -- (28, 1) -- (31, 1) -- (31, -8) -- (11, -8) -- (11, 16) -- (43, 16) -- (43, -4) -- (56, -4) -- (56, 26) -- (3, 26) -- (3, -17) -- (39, -17) -- (39, 9) -- (15, 9) -- (15, -2) -- (26, -2) -- (26, 3) -- (33, 3) -- (33, -11) -- (9, -11) -- (9, 20) -- (45, 20) -- (45, -1) -- (48, -1) -- (48, 22) -- (7, 22) -- (7, -13) -- (35, -13) -- (35, 7) -- (18, 7) -- (1);
	\draw[double=white,draw=red] (2) -- (47, 21) -- (8, 21) -- (8, -12) -- (34, -12) -- (34, 4) -- (25, 4) -- (25, -1) -- (16, -1) -- (16, 8) -- (38, 8) -- (38, -16) -- (4, -16) -- (4, 25) -- (55, 25) -- (55, -2) -- (44, -2) -- (44, 19) -- (10, 19) -- (10, -10) -- (32, -10) -- (32, 2) -- (27, 2) -- (27, -4) -- (14, -4) -- (14, 11) -- (40, 11) -- (40, -18) -- (2, -18) -- (2, 27) -- (57, 27) -- (57, -6) -- (42, -6) -- (42, 14) -- (12, 14) -- (12, -7) -- (29, -7) -- (29, 0) -- (3);
	\draw[double=blue] (3) -- (30, -7) -- (51, -7) -- (51, 17) -- (19, 17) -- (19, -3) -- (6, -3) -- (6, 23) -- (53, 23) -- (53, -14) -- (23, -14) -- (23, 6) -- (37, 6) -- (37, -3) -- (49, -3) -- (49, 13) -- (21, 13) -- (21, -9) -- (1, -9) -- (4);
	\draw[double=red] (1) -- (17, 0) -- (17, 18) -- (52, 18) -- (52, -9) -- (24, -9) -- (24, 5) -- (36, 5) -- (36, -5) -- (50, -5) -- (50, 15) -- (20, 15) -- (20, -6) -- (5, -6) -- (5, 24) -- (54, 24) -- (54, -15) -- (22, -15) -- (22, 10) -- (46, 10) -- (46, 0) -- (2);
\end{tikzpicture}
\end{document}